The propaedeutics of dental diseases and materials science.

1. The minimum required area for the organization of the office of the therapeutic dentistry is:
   1. 10m2
   2. 12m2
   3. 14m2
   4. 20 m2

2. The minimum required area for the organization of an additional workplace equipped with a universal dental unit in the office of the therapeutic dentistry is:
   1. 5m2
   2. 7m2
   3. 10 m2
   4. 12m2

3. The height of the office of the therapeutic dentistry should be at least:
   1. 2.6 m
   2. 3.0 m
   3. 3.5 m
   4. 4.0 m

4. Walls in the office of the therapeutic dentistry should be covered
   1.  a paint providing the possibility of the wet cleaning,
   2.  wall’s panels made of the wood,
   3.  wall’s panels made of the plastic,
   4.  all of the above is true.

5. The ratio of the area of windows to the floor area in the office of the therapeutic dentistry can be:
   1. 1:4-1: 5
   2. 1:6-1: 7
   3. 1:9-1: 8
   4. 1:1

6. Types of tips for the dental unit:
   1. an angular  tip for the micromotor
   2. a straight tip for the micromotor
   3. a turbine tip
   4. an aqueous  tip
   5. a  gaseous tip

7. For a work in the root canals of the teeth the following type of the tip should be used:
   1. straight
   2. angular
   3. turbine
   4. endodontic

8. The floor in the office of the therapeutic dentistry can be covered:
   1. a linoleum
   2. a marble-granite composition
   3. a laminated panel
   4. all of the above is true.

9. The classification of drills in form:
    1. spherical
    2. fissure
    3. inverse cones
    4. rectangular
    5. triangular

10. By belonging to the tip, the drills distinguish:
     1. for turbine
     2. for micromotors angular
     3. gaseous
     4. aerial

11. The examination of the oral cavity is carried out with instruments:
    1.a mirror
    2.a probe
    3.a dental tweezers
    4.a spatula
    5.an excavator

12. The excavator is a tool used to:
   1.studies of carious cavities
   2.removal of softened dentin
   3.compaction (condensation) of the filling material
   4.all of the above is true

13. For  creating a contact point, use:
   1.a matrix
   2.a trowel
   3.an excavator
   4.wedges
   5.a probe

14. The trowel is a dental instrument designed to:
   1.for sealing the filling material in the cavity
   2.for removing  the dental plaque
   3.for the  application of paste-like medicinal gaskets, filling materials for temporary and permanent fillings
   4.all of the above is true

15. The antiseptic is:
   1.a set of measures aimed at reducing the number of microbes in certain areas of the human body
   2.the system of measures aimed at preventing the ingress of microorganisms into the wound, organs and tissues of the patient
   3.a set of methods for complete, single or selective destruction of pathogenic microorganisms for humans
   4.killing of microorganisms of all kinds at all stages of development.

16. The asepsis is:
   1.the system of preventive measures aimed at preventing the ingress of microorganisms into the wound, organs and tissues of the patient.
   2.measures aimed at reducing the number of microbes in the damaged areas of the human body
   3.a set of methods for the complete, partial or active destruction of pathogenic microorganisms for humans
   4.killing of microorganisms of all kinds at all stages of development.

17. The sterilization is:
   1.killing of microorganisms of all kinds at all stages of development
   2.measures aimed at reducing the number of microbes in the damaged areas of the human body
   3.a set of methods for complete, partial or selective destruction of pathogenic microorganisms for humans

18. The period of intrauterine development of the fetus, when the laying of the dental lamina:
  1. 6-7 week
  2. 8-9 week
  3. 10-16 week
  4. 17-20 week
  5. 21-30 week

19. The soft tissue of the tooth is:
  1.a dentin;
  2.a cement;
  3.an enamel;
  4.a pulp;
  5.a cuticle.

20. Most hard tissue of the tooth is:
  1. a dentin;
  2. a cement;
  3. an enamel;
  4. a pulp;
  5. a cuticle.

21. The beginning of the mineralization of the primary teeth:
  1. in the first half of the fetal development
  2. in the second half of the fetal development
  3. in the first half of the year after birth
  4. in the second half of the year after birth
  5. in his second year.

22. Normally, a child by the end of the first year of life should erupt at least ... teeth
  1. 6
  2. 8
  3. 10
  4. 16
  5. 20

23. All primary teeth must erupt to ..... years:
   1. 1,5
   2. 2.0
   3. 2.5
   4. 3
   5. 3,5

24. The roots of the primary incisors are finally formed in...... years:
  1. 1.5
  2. 2.0
  3. 2.5
  4. 3
  5. 3.5

25. The final formation of the roots of primary canines occurs in ........ years:
   1. 2.0
   2. 2.5
   3. 3
   4. 3,5
   5. 4

26. The final formation of the roots of primary molars occurs in...... years:
  1. 3
  2. 3.5
  3. 4

27. The roots of primary teeth are in " physiological rest» 
  1. 1.5 years
  2. 2.0 years
  3. 2.5 years
  4. 3 years
  5. 3.5 years

28. The beginning of the mineralization of the permanent incisors and canines:
  1. the first half of fetal development
  2. the end of fetal development or the first week after birth
  3. the second half of the year after birth
  4. in 2.5-3.5 years
  5. in 4-5 years

29. The beginning of the mineralization of the premolars:
  1. the first half of fetal development
  2. the end of fetal development or the first week after birth
  3. the second half of the year after birth
  4. in 2.5 -3.5 years
  5. in 4-5 years

30. The beginning of the mineralization of the first permanent molars:
  1. the first half of fetal development
  2. the end of fetal development or the first week after birth
  3. the second half of the year after birth
  4. in 2.5 -3.5 years
  5. in 4-5 years

31. The end of the formation of the roots of the permanent incisors and the first molars occurs in
  1. 8 years
  2. 9 years
  3. 10 years
  4. 12 years
  5. 15 years

32. The formation of the roots of the premolars ends in
  1. 8 years
  2. 9 years
  3. 10 years
  4. 12 years
  5. 15 years

33. The formation of the roots of the second permanent molars ends in
  1. 8 years
  2. 9 years
  3. 10 years
  4. 12 years
  5. 15 years

34. The laying of the rudiments of the first permanent molars occurs
  1. on the 5-6th month of fetal life
  2. in the first month of prenatal period
  3. on 5-6 months of a child's life

35. The laying of the rudiments of the second permanent molars occurs:
  1. in the first month of prenatal life
  2. on 5-6 months of a child's life
  3. on 4-5 year of a child's life

36. The laying of the rudiments of the permanent incisors occurs:
  1. on the 5-6th month of fetal life
  2. in the first month of prenatal period
  3. on 5-6 months of a child's life

37. The laying of the premolars and canines occurs:
  1. on 5-6 months of a child's life
  2. on 4-5 year of a child's life
  3. on 2 year of a child's life

38. The laying of the rudiments of the third molars occurs:
  1. on 5-6 months of a child's life
  2. on 4-5 year of a child's life
  3. on the 2nd year of the child's life

39. The vestibule of the oral cavity is formed from:
   1. the mesenchyme of the tooth sack;
   2. the mesenchyme of the dental papilla;
   3. the epithelial tissue forming the outer layer of an enamel organ.

40. The  enamel of the tooth is formed from:
   1. the mesenchyme of the tooth sack;
   2. the mesenchyme of the dental papilla;
   3. the epithelial tissue forming the internal layer of an enamel organ.

41. The formation of the dentin of the tooth occurs:
   1. the mesenchyme of the tooth sack;
   2. the mesenchyme of the dental papilla;
   3. the epithelial tissue forming the internal layer of an enamel organ.

42. The pulp of the tooth is formed from:
   1. the mesenchyme of the tooth sack;
   2. the mesenchyme of the dental papilla;
   3. the anterior half of the epithelial plate.

43. The tooth’s cement is formed from:
   1. the mesenchyme of the tooth sack;
   2. the mesenchyme of the dental papilla;
   3. the epithelial tissue of the outer layer of the enamel organ

44. At the age of 6-8 months erupt:
   1. primary lower incisors
   2. primary upper incisors
   3. primary canines 
   4. primary molars

45. At the age of 7-9 months erupt:
   1. primary lower incisors
   2. primary upper incisors
   3. primary canines 
   4. primary molars

46. At the age of 12-16 months erupt:
   1. primary upper incisors
   2. primary canines 
   3. primary the first molars 
   4. primary the second molars

47. At the age of 20-30 months erupt:
   1. primary upper incisors
   2. primary canines 
   3. primary the first molars 
   4. primary the second molars

48. At the age of 16-20 months erupt:
   1. primary upper incisors
   2. primary canines 
   3. primary the first molars 
   4. primary the second molars

49. The central permanent incisors erupt in:
  1. 7-8 years old
  2. 8-9 years old
  3. 10-13 years old
  4. 9-10 years old
  5. 5-6 years old

50. The lateral permanent incisors erupt in:
  1. 7-8 years old
  2. 8-9 years old
  3. 10-13 years old
  4. 9-10 years old
  5. 5-6 years old

51. The permanent canines erupt in:
  1. 7-8 years old
  2. 8-9 years old
  3. 10-13 years old
  4. 9-10 years old
  5. 5-6 years old

52. The first permanent premolars erupt in:
  1. 7-8 years old
  2. 8-9 years old
  3. 10-13 years old
  4. 9-10 years old
  5. 5-6 years old

53. The second permanent premolars erupt in:
  1. 7-8 years old
  2. 8-9 years old
  3. 9-10 years old
  4. 11-12 years old
  5. 10-13 years old

54. The permanent second molars erupt in:
  1. 9-10 years old
  2. 11-12 years old
  3. 5-6 years old
  4. 12-13 years old
  5. 20-25 years old

55. The permanent first molars erupt in:
  1. 12-13 years old
  2. 5-6 years old
  3. 10-13 years old
  4. 9-10 years old
  5. 12-15 years old

56. The permanent third molars erupt in:
  1. 9-10 years old
  2. 11-12 years old
  3. 5-6 years old
  4. 12-13 years old
  5. 20-25 and later

57. The primary bite has:
   1. 16 teeth
   2. 20 teeth
   3. 22 teeth
   4. 32 teeth

58. The primary bite does not have:
   1. incisors
   2. canines
   3. premolars
   4. molars

59. The upper molars (most often) have:
  1. one root
  2. two roots: medial, distal
  3. three roots: one palatal and two buccal
  4. two roots: one palatal, one buccal

60. The lower molars (most often) have:
  1. one root
  2. two roots: medial, distal
  3. three roots: one palatal and two buccal
  4. two roots: one palatal, one buccal

61. The tooth has:
  1. the crown
  2. the neck
  3. the root
  4. the gum
  5. the alveolus

62. The crowns of the front teeth of the lower jaw have surfaces:
  1. vestibular
  2. contact
  3. lingual
  4. cutting edge
  5. chewing
  6. front

63. The crowns of the premolars and molars of the mandible have surfaces:
  1. vestibular
  2. contact
  3. lingual
  4. cutting edge
  5. chewing
  6. side surface

64. The hard tissue of the tooth is:
  1. an enamel
  2. a dentin
  3. a cement
  4. a bone tissue of the alveoli
  5. a periodont

65. The crown part of the tooth is covered by:
   1. an enamel
   2. a dentin
   3. a cement

66. The root of the tooth is covered by:
   1. an enamel
   2. a dentin
   3. a cement

67. The number of teeth in the permanent bite:
  1. 28-32 teeth
  2. 20 teeth
  3. 30 three

68. Incisors of the lower jaw (most often) have: 
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

69. The upper incisors (most often) have: 
   1. 1 root and 1 canal
   2. 2 roots and 2 canals
   3. 2-3 roots and canals
   4. 3 roots and 3 canals

70. The first upper premolar (most often) has: 
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

71. The first upper premolar (most often) has: 
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

72. The lower premolars (most often) have:
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

73. The lower first premolar (most often) has:
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

74. The upper molars (most often) have:
  1. 1 root and 1 canal
  2. 2 roots and 2 canals
  3. 2-3 roots and canals
  4. 3 roots and 3 canals

75. The lower molars (most often) have:
  1. 2 roots and 3 canals
  2. 3 roots and 3 canals
  3. 2 roots and 2 canals
  4. 3 roots and 2 canals
  5. 3 or more roots and canals

76. The basic principle of the preparation of the carious cavity:
   1. the biological expediency
   2. the prophylactic excision of the tooth hard tissues within healthy tissues
   3. the preventive excision and the principle of the biological feasibility

77. Immune zones are located on:
   1. contact surfaces
   2. tubercles of teeth
   3. on the chewing surface

78. Stages of the preparation of carious cavities:
   1. the anesthesia, the expansion of the carious cavity
   2. the anesthesia, the expansion, the disclosure, the formation of a bevel on enamel
   3. the anesthesia, the disclosure, the expansion, the formation of the cavity, the formation of a bevel on enamel;
   4. the formation of a bevel on enamel, the expansion, the formation of a cavity.

79. Elements of the carious cavity:
   1. the bottom
   2. the edge
   3. walls
   4. the enamel
   5. the pulp

80. The bottom of the carious cavity is considered to be the wall:
  1. horizontal
  2. vertical
  3. closest to the pulp.

81. The criterion for the final preparation of the carious cavity is:
  1. the presence of softened dentin
  2. the presence of light softened dentin
  3. the presence of overhanging enamel
  4. light and dense dentin at the bottom of the carious cavity.

82. The angles between the walls and the bottom of the cavity are:
   1. 45 degrees
   2. 60 degrees
   3. 90 degrees
   4. 110 degrees

83. The size of the additional area relative to the chewing surface is:
   1. 1/3 – 1/4
   2. 1/2
   3. 1/5
   4. 2/3

84. Temporary filling materials:
  1. a phosphate cement
  2. a glass ionomer cement (GIC)
  3. a dentin - paste
  4. a water dentin
  5. a composite

85. Filling materials must have:
  1. a good adhesion
  2. staining of tooth tissue
  3. a high toxicity
  4. a resistance to oral fluid
  5. a great hardness

86. Filling materials should not:
  1. to change the shape and volume
  2. have thermal conductivity
  3. have a harmful effect on the tooth tissue
  4. have good adhesion
  5. have great hardness

87. Composites are divided by the curing method into:
  1. chemical
  2. light
  3. silicophosphate
  4. silicone

88. The isolating gasket covers:
  1. the bottom and sides up to the enamel-dentinal border
  2. the projection of the pulp horns
  3. to the edges of the carious cavity

89. The medical gasket covers:
  1. the bottom of carious cavity
  2. the walls of the carious cavity to the enamel-dentine border
  3. the projection of the pulp horns
  4. to the edges of the carious cavity

90. The final processing of the amalgam is carried out through:
  1. 15 min.
  2. 45 min.
  3. 24-48 hours
  4. 2 hours
  5. 5 hours

91. For etching enamel used:
  1. the orthophosphoric acid 37 %
  2. the hydrochloric acid 37 %
  3. the acetic acid 37 %
  4. the primer
  5. the adhesive

92. Basic requirements to the cavity for filling with composite materials:
  1. the  absence of the necrotic dentin
  2. the absence of the decalcified enamel
  3. angles between walls 90°
  4. the bevel on enamel 45°

93. Composite materials are used as:
  1. the medical gaskets
  2. the isolating gasket
  3. the root canal filling
  4. the cavities on I-V classes filling

94. Stages of the opening of the tooth cavity for endodontic treatment:
  1. the opening of the cavity, the expansion of the cavity, the formation of the cavity;
  2. the opening of the cavity, the removal of the cavity’s arch;
  3. the dissection of the carious cavity, the opening of the tooth cavity, the expansion of the mouth of the root canals;
  4. the dissection of the carious cavity, the opening of the tooth cavity, the removal of the arch of the tooth cavity, the formation of the root canal mouths;
  5. the opening the cavity of the tooth, the expansion of the mouths of the canals.

95. The opening of the tooth cavity is carried out for:
  1. the creating access to root channels
  2. better fixation of the fillings
  3. the removal of the infected dentin
  4. the removal of the overhanging enamel

96. The length of the canal can be defined by:
  1. the canal filler
  2. the  pulpoextractor
  3. the root’s needle
  4. the spherical drill

97. For removing of the pulp from the canal use:
  1. K-reamer drill
  2. K-file
  3. H-file
  4. the pulpextractor
  5. the canal filler 

98. For expanding of the root canals use:
  1. K-reamer drill
  2. K-file
  3. the pulpextractor
  4. the canal filler 

99. For passing of the canal in length use:
  1. K-reamer drill
  2. K-file
  3. H-file
  4. the pulpextractor
  5. the canal filler 

100. For expanding of the mouth of the canals can be used:
  1. root’s needle
  2. K-reamer drill
  3. the pulpextractor
  4. Gates Glidden

101. For the medical treatment of root canals use:
  1. the tap water
  2. the hypochloride 3%,  5.2%
  3. the  boric acid
  4. the methylene blue

102. Medicines for root canals should not possess:
  1. a specific taste and smell
  2. a bactericidal and bacteriostatic effect
  3. a toxic effect on periodontal tissue
  4. cause the appearance of resistant forms of microorganisms
  5. contribute to the regeneration of periodontal tissues

103. Medicines for the treatment of the root canal should:
  1. Have a bactericidal and bacteriological action
  2. have a specific smell and taste
  3. to be tolerant to the tissues of the periodont
  4. be chemically resistant
  5. staining of the tooth tissue

104. The last file that reaches the top and forms the "apical focus" is called:
  1. initial apical file (iaf)
  2. master apical file (amf)
  3. final file (ff)
  4. control file

105. The endodontic instrument that is used for root’s canal filling with gutta-percha pins by a condensation method:
   1. a spreader
   2. a plugger
   3. a canal filler
   4. a corkscrew

106. When filling the root canal by the lateral condensation of the cold gutta- percha the main pin is inserted into the canal:
  1. to the physiological tip of the root
  2. not reaching the physiological apex by 1 mm
  3. not reaching the physiological apex by 2-3 mm
  4. to the radiological tip of the root

107. During the "step-back" technique, the apical third of the root canal expands by at least:
  1. 1-2 numbers from the original size
  2. 2-3 numbers from the original size, but not less than № 20 according to ISO
  3. 2-3 numbers from the original size, but not less than № 25 according to ISO
  4. 3-4 numbers from the original size, but not less than № 30 according to ISO

108. Filling of the root canals with pulpite is carried out to the apex:
   1. an anatomical or physiological
   2. a radiological
   3. over the top of the tooth

109. The main examination methods for the therapeutic admission include:
   1. a conversation, an examination, a palpation, a percussion, a probing
   2. cytological
   3. EOD, thermometry
   4. general blood analysis
   5. bacterioscopy

110. Additional examination methods include:
   1. radiography, EOD, thermometry, cytological, bacterioscopic, transillumination, luminescent, laboratory
   2. a conversation, an examination
   3. a percussion, a probing
   4. a palpation

111. An objective examination includes:
  1. a palpation
  2. a X-ray, EOD
  3. a percussion
  4. a probing  
  5. all these methods

112. A percussion is:
   1. tapping on the tooth
   2. tooth feeling
   3. inspection of the tooth
   4. a conversation
   5. a determination of the electrical excitability of the pulp

113. A percussion is used to determine:
   1. a periodontal condition
   2. the reaction of the pulp to thermal stimuli
   3. an electrical excitability of the pulp
   4. a definition of the swelling
   5. a depth of the carious cavity

114. A palpation is used to determine:
   1. tumors, seals, mobility of organs and tissues
   2. a periodontal condition
   3. an electrical excitability of the pulp
   4. a depth of the carious cavity
   5. the reaction of the pulp to the stimulus.

115. A probing is used to determine:
   1. a cavity, a depth of cavity, a depth of the parodontal pocket, the detection message of carious cavity with the cavity of the tooth
   2. the periodontal status
   3. an electrical excitability of the pulp
   4. a swellings
   5. a tooth mobility

116. An electroodontodiagnosis (EOD) is used to determine:
   1. a depth of carious cavity
   2. a periodontal condition
   3. an electrical excitability of the pulp
   4. a tooth mobility
   5. the condition of the bite

117. A temperature diagnostics is carried out to determine:
   1. a tooth's pulp reaction to temperature stimuli
   2. a depth of the carious cavity
   3. a periodontal condition
   4. a tooth mobility
   5. an electrical excitability of the pulp

118.   A X-ray examination is used to determine:
   1. change in tissues
   2. an  electrical conductivity of the pulp
   3. the reaction of the pulp to stimuli
   4 a tooth mobility
   5. a condition of the oral mucosa

119. The caries is:
   1. a pathological process in which the demineralization of the hard tissues of the tooth occurs, followed by the formation of a cavity
   2. the  inflammation of the pulp of the tooth
   3. the inflammation of the tissues surrounding the tooth
   4. the inflammation of the gingival papilla
   5. the inflammation of the parodontal tissues
   6. the  inflammation of the oral mucosa

120. The main factor in the demineralization of the enamel of the tooth is:
   1. streptococci
   2. organic acids
   3  an acetic acid
   4. staphylococci
   5. fusobacteria

121. The carious process does not occur in the teeth:
   1. dystopian
   2. retinated
   3. covered with artificial crown
   4. primary
   5. canines

122. In the foci of the demineralization is determined by the deficit of ions:
   1. calcium
   2. fluoride
   3. iodine
   4. bromine
   5. phosphate

123. The classification of the caries bythe character of the course:
   1. initial, superficial, medium, deep
   2. fissure, approximate, cervical, circular
   3. enamel, dentin, cement
   4. complicated, uncomplicated
   5. acute, chronic, paused

124. The classification of the cariesby the depth of the lesion:
   1. fissure, approximate, cervical
   2. chronic, acute, paused
   3. initial, superficial, medium, deep
   4. caries of enamel, dentin, cement
   5. complicated, uncomplicated

125. Methods for the diagnosing caries:
   1. a vital staining method
   2. a luminescence
   3. a radiography
   4. a biopsy
   5. a bacterioscopy

126. X-ray diagnostics in the treatment of caries is used to identify:
   1. the hidden cavity
   2. the determination of the periodontal condition
   3. the  determination of the condition of the bone tissue
   4. the determination of the condition of the pulp
   5. the determination of the condition of the roots

127. The result of EDI of the medium caries is equal to:
   1.  4 μA
    2.  2-6 μA
   3.  10-12 μA
   4.  40-50 μA
   5.  100 μA

128. The remineralization of  the teeth is carried out in order to:
   1. the elimination of the cariogenic situation
   2. the reduction of the permeability of enamel
   3. the increase in the permeability of enamel
   4. the restoration of the crystal lattice
   5. the increase of the enamel resistance to acids

129. The remineralizing therapy is checked for:
   1. a medium caries
   2. a  caries in stage of the spot
   3. a hyperplasia
   4. a hyperplasia

130. The effectiveness of the remineralizing therapy is determined by:
   1. the disappearance of the white spot
   2. the spot reduction
   3. the increases in the intensity of staining of the white spots
   4. the increase in the spot

131. For the remineralizing therapy is used:
   1. 10% solution of the calcium glucanate, 2-4 % sodium fluoride 
   2. remodent,
   3. chlorhexidine
   4. carbamide

132. For the vital staining of the carious spots are used:
   1. a methylene blue
   2. a potassium iodide
   3. a calcium gluconate
   4. a sodium fluoride
   5. a peroxide

133. The purpose of the treatment of the caries is:
   1. the restoration of  the tooth’s function
   2. the restoration of the aesthetic indicators
   3. the prevention of the pathology of the temporomandibular joint 
   4. the restoration of the tooth’s  function and the prevention of more severe forms of pathological process
   5. the prevention of the fluorosis

134. Medical gaskets for the treatment of the deep caries:
   1. a dentin-paste
   2. “Lyfe”
   3. “Dycal”
   4. a phosphate cement
   5. an artificial dentin

135. Medical gaskets have an effect:
    1. odontotropic
    2. antimicrobial
    3. indifferent
    4. anti-inflammatory
    5. hemostatic

136. Possible complications in the preparation of the carious cavity in deep caries:
   1. the  opening of the tooth cavity
   2. the chemical burn of the tooth pulp
   3. the thermal burn pulp of the tooth

137. The pulp of the tooth is:
   1. loose connective tissue consisting of cellular, fibrous elements, the main substance of blood vessels and nerves
   2. dentin and enamel
   3. cement, dentin and enamel
   4. vessels
   5. nerves

138. The pulp is located in:
   1.  the tooth cavity
   2. the alveoli
   3. the enamel

139. In the pulp distinguish layers:
   1. a crown's pulp
   2. a root's pulp
   3. a wellhead pulp
   4. an apical pulp

140. Functions of the pulp:
    1. protective
    2. trophic
    3. plastic
    4. the support-holding
    5. amortizing

141. The penetration of the infection into the pulp occurs:
   1. through the carious cavity;
   2. retrograde way;
   3. hematogenous way;
   4. through a damaged mucous membrane;
   5. through an  enamel.

142. The retrograde way of the infection in the pulp:
   1. through the apical foramen with a deep parodontal pocket
   2. on the dentinal tubules
   3. through the bloodstream
   4. through the affected mucosa

143. The hematogenous way of the infection in the pulp:
   1. through the bloodstream
   2. through the carious cavity
   3. through the apical foramen
   4. through the damaged mucosa

144. The pulpit is:
   1. the  inflammation of the pulp
   2. the  inflammation of the tissues surrounding the apex of the root
   3. the  inflammation of the gingival papilla
   4. the  inflammation of the periodontal tissues
   5. the  demineralization of  the enamel

145. A complex of tissues united by the concept «the parodont»:
   1. a gum, aperiodont, a cement of the tooth, a bone of the alveoli
   2. a periodont, the gums, aperiosteum, a tooth
   3. the gums, aperiosteum, a cement of the tooth

146. Functions of the parodont:
   1. barrier, trophic, reflex, plastic,   amortizing
   2. aesthetic, barrier, reflex
   3. isolating, barrier,   amortizing

147. The main function of the parodont is:
   1. barrier,
   2. aesthetic,
   3. reflex,
   4. plastic,
   5. amortizing

148. The greatest thickness of the tooth’s enamel in the area:
   1. of tubercles;
   2. of fissures on the chewing surface;
   3. of the neck of the tooth;
   4. of the contact surfaces of the tooth

149. The parodont is innervated by:
   1. a facial nerve
   2. the second branch of the trigeminal nerve
   3. branches of the dental branches of the second and third branches of the trigeminal nerve
   4. the first branch of the trigeminal nerve
   5. all branches of the trigeminal nerve

150. Indications for the permanent splinting:
   1. a gingivit
   2. I degree of the mobility
   3. II - III degrees of the mobility 
   4. а parodontoze
   5. before the surgical treatment

151. The growth of plaque restarts after ... hours after brushing
   1. 2
   2. 4
   3. 10
   4. 12
   5. 24

152. The anatomical structure of the tooth
   1. a  crown
   2. a  neck
   3. a  root

153. The histological structure of the tooth
   1. an enamel
   2. a dentin
   3. a cement
   4. a  pulp

154. The enamel has the property:
    1. regeneration;
    2. remineralization;
    3. exudations;
    4. oxygenation;

155. The smallest thickness of the tooth’s enamel in the area of:
    1. tubercles;
    2. fissures on the chewing surface;
    3. the neck of the tooth;
    4. contact surfaces of the tooth;
    5. the bifurcation of the roots.

156. The hardest tissue of the human body:
    1. a dentin;
    2. a bone;
    3. a cement;
    4. an enamel;
    5. a pulp.

156. The chemical composition of the enamel of the tooth:
    1. 50% of organic and inorganic substances;
    2. 70-75% inorganic substances, 25% organic, of which 10% water;
    3. 65% inorganic substances, 35% organic, of which 15% water;
    4. 95% inorganic substances, 2% organic, of which 3% water;
    5. 100% inorganic substances.

157. The composition of the enamel contains organic substances:
    1. 50%;
    2. 2%;
    3. 35%;
    4. 100%.

158. The composition of the dentin contains inorganic substances:
    1. 50%;
    2. 70-72%,
    3. 65%,
    4. 95%;
    5. 100%.

159. The composition of the dentin contains organic substances:
    1. 50%;
    2. 28-30%;
    3. 35%;
    4. 100%.

160. the structural unit of the enamel of the  tooth:
    1. an elastic fiber;
    2. crystals of hydroxyapatite;
    3. dentine tubules;
    4. enamel prisms;
    5. collagen fibers.

161. The formula of the hydroxyapatite:
    1. Ca9S2 (PO4) 6 (OH)2;
    2. Ca10 (PO4)6CO3;
    3. Ca10 (PO4) 6 (OH)2;
    4. Ca9 (PO4)6F2;
    5. Cа (Oh)2.

162. The primary dentin is formed in the process of:
    1. the physiological activity;
    2. the formation of the rudiment of the tooth;
    3. the pathological abrasion;
    4. the carious decay;
    5. the chronic tooth’s  injury.

163. A tooth is an organ:
    1. taste's;
    2. motor;
    3. chemical analyzer;
    4. digestive organs;
    5. immune.

164. Anatomical formations of the tooth are:
    1. a crown, a dentin, a top;
    2. a pulp, a neck, a cement;
    3. an  epithelium, a muscle tissue, a root;
    4. a nerve ganglia, an enamel, a bone;
  + 5. a crown, a neck, a root.

165. The tooth has the functions:
    1. digestive, motor, immune;
    2. reflex, support function, light protection;
    3. speech formation, digestive, aesthetic;
    4. speech formation, digestive, hematopoietic;
    5. motor, immune, hematopoietic.

166. The dentition is:
    1. front teeth of the upper jaw;
    2. set of teeth of one jaw;
    3. set of teeth of two jaws;
    4. set of lateral teeth of one jaw;
    5. the line connecting the incisors.

167. The least amount of water is contained in:
    1. the dentin;
    2. the enamel;
    3. the pulp;
    4. the cement;
    5. the periodont.

168. The soft tissue of the tooth is:
    1. a dentin;
    2. a cement;
    3. an enamel;
    4. a pulp;
    5. a cuticle.

169. Most hard tissue of the tooth is:
    1. a dentin;
    2. a cement;
    3. an enamel;
    4. a pulp;
    5. a cuticle.

170. The pulp  is:
    1. the soft tissue of the parodont;
    2. the ligamentous apparatus of the tooth;
    3. the epithelium of the tooth;
    4. the soft tissue of the tooth;
    5. the  nerve fiber.

171. The root of the tooth is covered by:
    1. an enamel;
    2. a dentin;
    3. a cement;
    4. a periodont;
    5. a pulp.

172. Teeth in the primary bite are divided into the following groups:
    1. incisors, canines;
    2. incisors, premolars, canines;
    3. premolars, molars, incisors;
    4. incisors, canines, molars;
    5. incisors, canines, premolars, molars.

173. Teeth in the permanent bite are divided into the following groups:
    1. molars, incisors, canines;
    2. incisors, premolars, canines;
    3. premolars, molars, incisors;
    4. incisors, canines, molars;
    5. incisors, canines, premolars, molars.

174. Number of tubercles of the second lower molar:
    1. 1;
    2. 2;
    3. 3;
    4. 4;
    5. 5.

175. The mucous membrane of the oral cavity normally has:
    1. bluish in color, dry;
    2. pale pink color, dry;
    3. pale pink color, evenly moisturized;
    4. bright red color, richly moisturized;
    5. hyperemic, edematous.

176. The examination of the patient begins with:
    1. writing dental formula;
    2. the definition of the bite;
    3. the external examination;
    4. the examination of the dentition;
    5. the percussion of the teeth.

177. When examining the lymph nodes, the method is used:
    1. a percussion;
    2. a sensing;
    3. a palpation;
    4. a radiography;
    5. an auscultation.

178. When palpating submandibular lymph nodes the patient's head should be:
    1. rejected back;
    2. rejected left;
    3. rejected the right;
    4. tilted forward;
    5. rejected back and to the left.

179. The mobility of the teeth is determined by:
    1. mirrors;
    2. angle probe;
    3. tweezers';
    4. excavator's;
    5. spatula.

180. The crown of the tooth is covered by:
    1. a cement;
    2. a enamel;
    3. a pulp;
    4. a cortical plate;
    5. a dentin.

181. The root part of the tooth is covered by:
    1. a dentin;
    2. a bone;
    3. an enamel;
    4. a pulp;
    5. a  cement.

182. The first of the primary teeth erupts:
    1. a premolar;
    2. a molar;
    3. a canine;
    4. a lateral incisor;
    5. a central incisor.

183. A carious cavity in the area of the fissure on the chewing surface of a 1.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

184. A carious cavity in the area of the fissure on the chewing surface of  a 1.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

185. The carious cavity in the area of the fissure on the chewing surface of a 1.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

186. A carious cavity in the area of the fissure on the chewing surface of a 1.5 tooth is classified according to the  classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

187. A carious cavity in the area of the fissure on the chewing surface of a 1.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

188. A carious cavity in the area of the fissure on the chewing surface of a 2.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

189. A carious cavity in the area of the fissure on the chewing surface of a 2.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

190. A carious cavity in the area of the fissure on the chewing surface of a 2.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

191. A carious cavity in the area of the fissure on the chewing surface of a 2.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

192. A carious cavity in the area of the fissure on the chewing surface of a 2.4 tooth is is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

193. A carious cavity in the area of the fissure on the chewing surface of a 3.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

194. A carious cavity in the area of the fissure on the chewing surface of a 3.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

195. A carious cavity in the area of the fissure on the chewing surface of a 3.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

196. A carious cavity in the area of the fissure on the chewing surface of a 3.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

197. A carious cavity in the area of the fissure on the chewing surface of a 3.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

198. A carious cavity in the area of the fissure on the chewing surface of a 4.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

199. A carious cavity in the area of the fissure on the chewing surface of a 4.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

200. A carious cavity in the area of the fissure on the chewing surface of a 4.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

201. A carious cavity in the area of the fissure on the chewing surface of a 4.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

202. A carious cavity in the area of the fissure on the chewing surface of a 4.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

203. A carious cavity in the natural fossa on the buccal surface of a 3.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

204. A carious cavity in a natural fossa on the buccal surface of a 3.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

205. A carious cavity in the natural fossa on the buccal surface of a 4.7 tooth belongs according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

206. A carious cavity in the natural fossa on the buccal surface of a 4.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

207. A carious cavity in the natural (blind) fossa on the palatine surface of a 1.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

208. A carious cavity in the natural (blind) fossa on the palatine surface of a 1.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

209. A carious cavity in the natural (blind) fossa on the palatine surface of a 1.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

210. A carious cavity in the natural (blind) fossa on the palatal surface of a 2.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

211. A carious cavity in a natural (blind) fossa on the palatine surface of a 2.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

212. A carious cavity in the natural (blind) fossa on the palatine surface of a 2.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

213. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 3.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

214. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 3.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

215. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 3.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

216. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 4.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

217. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 4.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

218. A carious cavity of a rounded shape above the enamel roller on the lingual surface of a 4.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

219. A carious cavity on the contact (distal) surface of a 1.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

220. A carious cavity on the contact (distal) surface of a1.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

221. A carious cavity on the contact (distal) surface of a 1.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

222. A carious cavity on the contact (distal) surface of a 2.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

223. A carious cavity on the contact (distal) surface of a 2.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

224. A carious cavity on the contact (distal) surface of a 2.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

225. A carious cavity on the contact (distal) surface of a 3.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

226. A carious cavity on the contact (distal) surface of a 3.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

227. A carious cavity on the contact (distal) surface of a 3.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

228.A carious cavity on the contact (distal) surface of a 4.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

229. A carious cavity on the contact (distal) surface of a 4.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

230. A carious cavity on the contact (distal) surface of a 4.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

231. A carious cavity on the contact (medial) surface of a 1.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

235. A carious cavity on the contact (medial) surface of a 1.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

236. A carious cavity on the contact (medial) surface of a 1.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

237. A carious cavity on the contact (medial) surface of a 2.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

238. A carious cavity on the contact (medial) surface of a 2.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

239. A carious cavity on the contact (medial) surface of a 2.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

240. A carious cavity on the contact (medial) surface of a 3.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

241. A carious cavity on the contact (medial) surface of a 3.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

242. A carious cavity on the contact (medial) surface of a 3.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

243. A carious cavity on the contact (medial) surface of a 4.3 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

244. A carious cavity on the contact (medial) surface of a 4.2 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

245. A carious cavity on the contact (medial) surface of a 4.1 tooth without violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

246. A carious cavity on the contact (distal) surface of a 1.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
 
247. A carious cavity on the contact (distal) surface of a 1.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

248. A carious cavity on the contact (distal) surface of a 1.1 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

249. A carious cavity on the contact (distal) surface of a 2.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

250. A carious cavity on the contact (distal) surface of a 2.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

251. A carious cavity on the contact (distal) surface of a 2.1 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

252. A carious cavity on the contact (distal) surface of a 3.3 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

253. A carious cavity on the contact (distal) surface of a 3.2 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

254. A carious cavity on the contact (distal) surface of a 3.1 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

255. A carious cavity on the contact (distal) surface of a 4.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

256. A carious cavity on the contact (distal) surface of a 4.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

257. A carious cavity on the contact (distal) surface of a 4.1 tooth with a violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

258. A carious cavity on the contact (medial) surface of a 1.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

258. A carious cavity on the contact (medial) surface of a 1.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

260. A carious cavity on the contact (medial) surface of a 1.1 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

261. A carious cavity on the contact (medial) surface of a 2.3  tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

262. A carious cavity on the contact (medial) surface of a 2.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

263. A carious cavity on the contact (medial) surface of a 2.1 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

264. A carious cavity on the contact (medial) surface of a 3.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

265. A carious cavity on the contact (medial) surface of a 3.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

266. A carious cavity on the contact (medial) surface of a 3.1tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

267. A carious cavity on the contact (medial) surface of a 4.3 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

268. A carious cavity on the contact (medial) surface of a 4.2 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

269. A carious cavity on the contact (medial) surface of a 4.1 tooth with violation of the cutting edge is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

270. A carious cavity on the posterior (distal) surface of a 1.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;   

271. A carious cavity on the posterior (distal) surface of a 1.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
272. A carious cavity on the posterior (distal) surface of a 1.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
273. A carious cavity on the posterior (distal) surface of a 1.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
274. A carious cavity on the posterior (distal) surface of a 1.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
275. A carious cavity on the posterior (distal) surface of a 2.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
276. A carious cavity on the posterior (distal) surface of a 2.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
277. A carious cavity on the posterior (distal) surface of a 2.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;   

278. A carious cavity on the posterior (distal) surface of a 2.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
279. A carious cavity on the posterior (distal) surface of a 2.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class; 

280. A carious cavity on the posterior (distal) surface of a 3.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
281. A carious cavity on the posterior (distal) surface of a 3.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;   

282. A carious cavity on the posterior (distal) surface of a 3.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
283. A carious cavity on the posterior (distal) surface of a 3.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
284. A carious cavity on the posterior (distal) surface of a 3.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
285. A carious cavity on the posterior (distal) surface of a 4.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
286. A carious cavity on the posterior (distal) surface of a 4.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
287. A carious cavity on the posterior (distal) surface of a 4.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
288. A carious cavity on the posterior (distal) surface of a 4.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
289. A carious cavity on the posterior (distal) surface of a 4.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

290. A carious cavity on the anterior (medial) surface of a 1.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
291. A carious cavity on the anterior (medial) surface of a 1.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
292. A carious cavity on the anterior (medial) surface of a 1.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
293. A carious cavity on the anterior (medial) surface of a 1.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
294. A carious cavity on the anterior (medial) surface of a 1.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
295. A carious cavity on the anterior (medial) surface of a 2.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
296. A carious cavity on the anterior (medial) surface of a 2.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
297. A carious cavity on the anterior (medial) surface of a 2.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
298. A carious cavity on the anterior (medial) surface of a 2.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
299. A carious cavity on the anterior (medial) surface of a 2.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
300. A carious cavity on the anterior (medial) surface of a 3.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;

301. A carious cavity on the anterior (medial) surface of a 3.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
302. A carious cavity on the anterior (medial) surface of a 3.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
303. A carious cavity on the anterior (medial) surface of a 3.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
304. A carious cavity on the anterior (medial) surface of a 3.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
305. A carious cavity on the anterior (medial) surface of a 4.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
306. A carious cavity on the anterior (medial) surface of a 4.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
307. A carious cavity on the anterior (medial) surface of a 4.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
308. A carious cavity on the anterior (medial) surface of a 4.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
   
309. A carious cavity on the anterior (medial) surface of a 4.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

310. A carious cavity in the cervical region of a 1.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

311. A carious cavity in the cervical region of a 1.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

312. A carious cavity in the cervical region of a 1.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

313. A carious cavity in the cervical region of a 1.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

314. A carious cavity in the cervical region of a 1.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

315. A carious cavity in the cervical region of a 1.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

316. A carious cavity in the cervical region of a 1.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

317. A carious cavity in the cervical region of a 1.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

318. A carious cavity in the cervical region of a 2.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

319. A carious cavity in the cervical region of a 2.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

320. A carious cavity in the cervical region of a 2.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

321. A carious cavity in the cervical region of a 2.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

322. A carious cavity in the cervical region of a 2.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

323. A carious cavity in the cervical region of a 2.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

324. A carious cavity in the cervical region of a 2.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

325.  A carious cavity in the cervical region of a 2.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

326. A carious cavity in the cervical region of a 3.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

327. A carious cavity in the cervical region of a 3.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

328. A carious cavity in the cervical region of a 3.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

329. A carious cavity in the cervical region of a 3.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

330. A carious cavity in the cervical region of a 3.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

331. A carious cavity in the cervical region of a 3.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

332. A carious cavity in the cervical region of a 3.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

333. A carious cavity in the cervical region of a 3.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

334. A carious cavity in the cervical region of a 4.1 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

335. A carious cavity in the cervical region of a 4.2 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

336. A carious cavity in the cervical region of a 4.3 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

337. A carious cavity in the cervical region of a 4.4 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

338. A carious cavity in the cervical region of a 4.5 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

339. A carious cavity in the cervical region of a 4.6 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

340 A carious cavity in the cervical region of a 4.7 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

341. A carious cavity in the cervical region of a 4.8 tooth is classified according to the classification on Black as:
    1. I class;
    2. II class;
    3. III class;
    4. IV class;
    5. V class

342. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface ofa  1.1 tooth
    3. in the blind fossa of a 1.1 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.1 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.1 tooth
    6. in the cervical region of a 1.1 tooth.

343. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.1 tooth
    3. in the blind fossa of a 1.1 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.1 tooth;
    5. in the cervical region of a 1.1 tooth.

344. The caries cavity of the IV class on Black is located:
    1. on the contact (distal) with a violation of the cutting edge of the surface of a  1.1 tooth
    2. in the blind fossa of a 1.1 tooth;
    3. on the contact (medial) surface without violation of the cutting edge of a 1.1 tooth;
    4. on the contact (distal) without violation of the cutting edge of  a 1.1 tooth
    5. in the cervical region of a 1.1 tooth.

345. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.1 tooth
    3. in the blind fossa of a 1.1 tooth;
    4. on the contact (distal) without violation of the cutting edge of  a 1.1 tooth
    5. in the cervical region of a 1.1 tooth.

346. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.2 tooth
    3. in the blind fossa of a 1.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.2 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.2 tooth
    6. in the cervical region of a 1.2 tooth.

347. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.2 tooth
    3. in the blind fossa of a 1.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.2 tooth;
    5. in the cervical region of a 1.2 tooth.

348. The caries cavity of the IV class on Black is located:
    1. on the contact (distal) with a violation of the cutting edge of the surface of a  1.2 tooth
    2. in the blind fossa of a 1.2 tooth;
    3. on the contact (medial) surface without violation of the cutting edge of a 1.2 tooth;
    4. on the contact (distal) without violation of the cutting edge of  a 1.2 tooth
    5. in the cervical region of a 1.2 tooth.

349. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.2 tooth
    3. in the blind fossa of a 1.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.2 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.2 tooth
    6. in the cervical region of a 1.2 tooth.

350. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.3 tooth
    3. in the blind fossa of a 1.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.3 tooth
    6. in the cervical region of a 1.3 tooth.

351. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.3 tooth
    3. in the blind fossa of a 1.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.3 tooth
    6. in the cervical region of a 1.3 tooth.

352. The caries cavity of the IV class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.3 tooth
    3. in the blind fossa of a 1.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.3 tooth
    6. in the cervical region of a 1.3 tooth.

353. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 1.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  1.3 tooth
    3. in the blind fossa of a 1.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 1.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 1.3 tooth
    6. in the cervical region of a 1.3 tooth.

354. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.1 tooth
    3. in the blind fossa of a 2.1 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.1 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.1 tooth
    6. in the cervical region of a 2.1 tooth.

355. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a 2.1 tooth
    3. in the blind fossa of a 2.1 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.1 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.1 tooth
    6. in the cervical region of a 2.1 tooth.

356. The caries cavity of the IV class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.1 tooth
    3. in the blind fossa of a 2.1tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.1 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.1 tooth
    6. in the cervical region of a 2.1 tooth.

357. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.1 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.1 tooth
    3. in the blind fossa of a 2.1 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.1 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.1 tooth
    6. in the cervical region of a 2.1 tooth.

358. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.2 tooth
    3. in the blind fossa of a 2.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.2 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.2 tooth
    6. in the cervical region of a 2.2 tooth.

359. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.2 tooth
    3. in the blind fossa of a 2.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.2 tooth;
    5. in the cervical region of a 2.2 tooth.

360. The caries cavity of the IV class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.2 tooth
    3. in the blind fossa of a 2.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.2 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.2 tooth
    6. in the cervical region of a 2.2 tooth.

361. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.2 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.2 tooth
    3. in the blind fossa of a 2.2 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.2 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.2 tooth
    6. in the cervical region of a 2.2 tooth.

362. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.3 tooth
    3. in the blind fossa of a 2.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.3 tooth
    6. in the cervical region of a 2.3 tooth.

363. The caries cavity of the III class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.3 tooth
    3. in the blind fossa of a 2.3 tooth;
    4. on the contact (distal) without violation of the cutting edge of  a 2.3 tooth
    5. in the cervical region of a 2.3 tooth.

364. The caries cavity of the IV class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.3 tooth;
    2. in the blind fossa of a 2.3 tooth;
    3. on the contact (medial) surface without violation of the cutting edge of a 2.3 tooth;
    4. on the contact (distal) without violation of the cutting edge of  a 2.3 tooth
    5. in the cervical region of a 2.3 tooth.

365. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface with a violation of the cutting edge of a 2.3 tooth;
    2. on the contact (distal) with a violation of the cutting edge of the surface of a  2.3 tooth
    3. in the blind fossa of a 2.3 tooth;
    4. on the contact (medial) surface without violation of the cutting edge of a 2.3 tooth;
    5. on the contact (distal) without violation of the cutting edge of  a 2.3 tooth
    6. in the cervical region of a 2.3 tooth.

366. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.4 tooth;
    2. on the contact (distal) surface of a 1.4 tooth
    3. in the area of the fissure on the chewing surface of a 1.4 tooth;
    4. in the cervical region of a 1.4 tooth.

367. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 1.4 tooth
    2. in the area of the fissure on the chewing surface of a 1.4 tooth;
    3. in the cervical region of a 1.4 tooth.

368. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 1.4 tooth;
    2. on the contact (distal) surface of a 1.4 tooth
    3. in the area of the fissure on the chewing surface of a 1.4 tooth;
    4. in the cervical region of a 1.4 tooth.

369. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.5 tooth;
    2. on the contact (distal) surface of a 1.5 tooth
    3. in the area of the fissure on the chewing surface of a 1.5 tooth;
    4. in the cervical region of a 1.5 tooth.

370. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 1.5 tooth
    2. in the area of the fissure on the chewing surface of a 1.5 tooth;
    3. in the cervical region of a 1.5 tooth.

371. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 1.5 tooth;
    2. on the contact (distal) surface of a 1.5 tooth
    3. in the area of the fissure on the chewing surface of a 1.5 tooth;
    4. in the cervical region of a 1.5 tooth.

372. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.6 tooth;
    2. on the contact (distal) surface of a 1.6 tooth
    3. in the area of the fissure on the chewing surface of a 1.6 tooth;
    4. in the cervical region of a 1.6 tooth.

373. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 1.6 tooth
    2. in the area of the fissure on the chewing surface of a 1.6 tooth;
    3. in the cervical region of a 1.6 tooth.

374. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 1.6 tooth;
    2. on the contact (distal) surface of a 1.6 tooth
    3. in the area of the fissure on the chewing surface of a 1.6 tooth;
    4. in the cervical region of a 1.6 tooth.

375. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.7 tooth;
    2. on the contact (distal) surface of a 1.7 tooth
    3. in the area of the fissure on the chewing surface of a 1.7 tooth;
    4. in the cervical region of a 1.7 tooth.

376. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 1.7 tooth;
    2. in the area of the fissure on the chewing surface of a 1.7 tooth;
    3. in the cervical region of a 1.7 tooth.

377. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 1.7 tooth;
    2. on the contact (distal) surface of a 1.7 tooth
    3. in the area of the fissure on the chewing surface of a 1.7 tooth;
    4. in the cervical region of a 1.7 tooth.

378. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.8 tooth;
    2. on the contact (distal) surface of a 1.8 tooth
    3. in the area of the fissure on the chewing surface of a 1.8 tooth;
    4. in the cervical region of a 1.8 tooth.

379. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 1.8 tooth;
    2. in the area of the fissure on the chewing surface of a 1.8 tooth;
    3. in the cervical region of a 1.8 tooth.

380. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 1.8 tooth;
    2. on the contact (distal) surface of a 1.8 tooth
    3. in the area of the fissure on the chewing surface of a 1.8 tooth;
    4. in the cervical region of a 1.8 tooth.

381. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 2.4 tooth;
    2. on the contact (distal) surface of a 2.4 tooth
    3. in the area of the fissure on the chewing surface of a 2.4 tooth;
    4. in the cervical region of a 2.4 tooth.

382. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 2.4 tooth;
    2. on the contact (distal) surface of a 2.4 tooth
    3. in the area of the fissure on the chewing surface of a 2.4 tooth;
    4. in the cervical region of a 2.4 tooth.

383. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 2.4 tooth;
    2. on the contact (distal) surface of a 2.4 tooth
    3. in the area of the fissure on the chewing surface of a 2.4 tooth;
    4. in the cervical region of a 2.4 tooth.

384. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 2.5 tooth;
    2. on the contact (distal) surface of a 2.5 tooth
    3. in the area of the fissure on the chewing surface of a 2.5 tooth;
    4. in the cervical region of a 2.5 tooth.

385. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 2.5 tooth;
    2. in the area of the fissure on the chewing surface of a 2.5 tooth;
    3. in the cervical region of a 2.5 tooth.

386. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 2.5 tooth;
    2. on the contact (distal) surface of a 2.5 tooth
    3. in the area of the fissure on the chewing surface of a 2.5 tooth;
    4. in the cervical region of a 2.5 tooth.

387. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 2.6 tooth;
    2. on the contact (distal) surface of a 2.6 tooth
    3. in the area of the fissure on the chewing surface of a 2.6 tooth;
    4. in the cervical region of a 2.6 tooth.

388. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 2.6 tooth;
    2. in the area of the fissure on the chewing surface of a 2.6 tooth;
    3. in the cervical region of a 2.6 tooth.

389. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 2.6 tooth;
    2. on the contact (distal) surface of a 2.6 tooth
    3. in the area of the fissure on the chewing surface of a 2.6 tooth;
    4. in the cervical region of a 2.6 tooth.

390. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 2.7 tooth;
    2. on the contact (distal) surface of a 2.7 tooth
    3. in the area of the fissure on the chewing surface of a 2.7 tooth;
    4. in the cervical region of a 2.7 tooth.

391. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 2.7 tooth
    2. in the area of the fissure on the chewing surface of a 2.7 tooth;
    3. in the cervical region of a 2.7 tooth.

392. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 2.7 tooth;
    2. on the contact (distal) surface of a 2.7 tooth
    3. in the area of the fissure on the chewing surface of a 2.7 tooth;
    4. in the cervical region of a 2.7 tooth.

393. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 2.8 tooth;
    2. on the contact (distal) surface of a 2.8 tooth
    3. in the area of the fissure on the chewing surface of a 2.8 tooth;
    4. in the cervical region of a 2.8 tooth.

394. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 2.8 tooth;
    2. on the contact (distal) surface of a 2.8 tooth
    3. in the area of the fissure on the chewing surface of a 2.8 tooth;
    4. in the cervical region of a 2.8 tooth.

395. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 2.8 tooth;
    2. on the contact (distal) surface of a 2.8 tooth
    3. in the area of the fissure on the chewing surface of a 2.8 tooth;
    4. in the cervical region of a 2.8 tooth.

396. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 3.4 tooth;
    2. on the contact (distal) surface of a 3.4 tooth
    3. in the area of the fissure on the chewing surface of a 3.4 tooth;
    4. in the cervical region of a 3.4 tooth.

397. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 3.4 tooth;
    2. on the contact (distal) surface of a 3.4 tooth
    3. in the area of the fissure on the chewing surface of a 3.4 tooth;
    4. in the cervical region of a 3.4 tooth.

398. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 3.4 tooth;
    2. on the contact (distal) surface of a 3.4 tooth
    3. in the area of the fissure on the chewing surface of a 3.4 tooth;
    4. in the cervical region of a 3.4 tooth.

399. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 3.5 tooth;
    2. on the contact (distal) surface of a 3.5 tooth
    3. in the area of the fissure on the chewing surface of a 3.5 tooth;
    4. in the cervical region of a 3.5 tooth.

400. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 3.5 tooth;
    2 .on the contact (distal) surface of a 3.5 tooth
    3. in the area of the fissure on the chewing surface of a 3.5 tooth;
    4. in the cervical region of a 3.5 tooth.

401.  The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 3.5 tooth;
    2. on the contact (distal) surface of a 3.5 tooth
    3. in the area of the fissure on the chewing surface of a 3.5 tooth;
    4. in the cervical region of a 3.5 tooth.

402. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 3.6 tooth;
    2. on the contact (distal) surface of a 3.6 tooth
    3. in the area of the fissure on the chewing surface of a 3.6 tooth;
    4. in the cervical region of a 3.6 tooth.

403. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 3.6 tooth;
    2. in the area of the fissure on the chewing surface of a 3.6 tooth;
    3. in the cervical region of a 3.6 tooth.

404. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 3.6 tooth;
    2. on the contact (distal) surface of a 3.6 tooth
    3. in the area of the fissure on the chewing surface of a 3.6 tooth;
    4. in the cervical region of a 3.6 tooth.

405. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 3.7 tooth;
    2. on the contact (distal) surface of a 3.7 tooth
    3. in the area of the fissure on the chewing surface of a 3.7 tooth;
    4. in the cervical region of a 3.7 tooth.

406. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 3.7 tooth
    2. in the area of the fissure on the chewing surface of a 3.7 tooth;
    3. in the cervical region of a 3.7 tooth.

407. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 3.7 tooth;
    2. on the contact (distal) surface of a 3.7 tooth
    3. in the area of the fissure on the chewing surface of a 3.7 tooth;
    4. in the cervical region of a 3.7 tooth.

408. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 1.8 tooth;
    2. on the contact (distal) surface of a 1.8 tooth
    3. in the area of the fissure on the chewing surface of a 1.8 tooth;
    4. in the cervical region of a 1.8 tooth.

409. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 1.8 tooth
    2. in the area of the fissure on the chewing surface of a 1.8 tooth;
    3. in the cervical region of a 1.8 tooth.

410. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 3.8 tooth;
    2. on the contact (distal) surface of a 3.8 tooth
    3. in the area of the fissure on the chewing surface of a 3.8 tooth;
    4. in the cervical region of a 3.8 tooth.

411. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 4.4 tooth;
    2. on the contact (distal) surface of a 4.4 tooth
    3. in the area of the fissure on the chewing surface of a 4.4 tooth;
    4. in the cervical region of a 4.4 tooth.

412. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 4.4 tooth;
    2. on the contact (distal) surface of a 4.4 tooth
    3. in the area of the fissure on the chewing surface of a 4.4 tooth;
    4. in the cervical region of a 4.4 tooth.

413. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 4.4 tooth;
    2. on the contact (distal) surface of a 4.4 tooth
    3. in the area of the fissure on the chewing surface of a 4.4 tooth;
    4. in the cervical region of a 4.4 tooth.

414. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 4.5 tooth;
    2. on the contact (distal) surface of a 4.5 tooth
    3. in the area of the fissure on the chewing surface of a 4.5 tooth;
    4. in the cervical region of a 4.5 tooth.

415. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 4.5 tooth
    2. in the area of the fissure on the chewing surface of a 4.5 tooth;
    3. in the cervical region of a 4.5 tooth.

416. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 4.5 tooth;
    2. on the contact (distal) surface of a 4.5 tooth
    3. in the area of the fissure on the chewing surface of a 4.5 tooth;
    4. in the cervical region of a 4.5 tooth.

417. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 4.6 tooth;
    2. on the contact (distal) surface of a 4.6 tooth
    3. in the area of the fissure on the chewing surface of a 4.6 tooth;
    4. in the cervical region of a 4.6 tooth.

418. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 4.6 tooth;
    2. in the area of the fissure on the chewing surface of a 4.6 tooth;
    3. in the cervical region of a 4.6 tooth.

419. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 4.6 tooth;
    2. on the contact (distal) surface of a 4.6 tooth
    3. in the area of the fissure on the chewing surface of a 4.6 tooth;
    4. in the cervical region of a 4.6 tooth.

420. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 4.7 tooth;
    2. on the contact (distal) surface of a 4.7 tooth
    3. in the area of the fissure on the chewing surface of a 4.7 tooth;
    4. in the cervical region of a 4.7 tooth.

421. The caries cavity of the II class on Black is located:
    1. on the contact (distal) surface of a 4.7 tooth
    2. in the area of the fissure on the chewing surface of a 4.7 tooth;
    3. in the cervical region of a 4.7 tooth.

422. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 4.7 tooth;
    2. on the contact (distal) surface of a 4.7 tooth
    3. in the area of the fissure on the chewing surface of a 4.7 tooth;
    4. in the cervical region of a 4.7 tooth.

423. The caries cavity of the I class on Black is located:
    1. on the contact (medial) surface of a 4.8 tooth;
    2. on the contact (distal) surface of a 4.8 tooth
    3. in the area of the fissure on the chewing surface of a 4.8 tooth;
    4. in the cervical region of a 4.8 tooth.

424. The caries cavity of the II class on Black is located:
    1. on the contact (medial) surface of a 4.8 tooth;
    2. in the area of the fissure on the chewing surface of a 4.8 tooth;
    3. in the cervical region of a 4.8 tooth.

425. The caries cavity of the V class on Black is located:
    1. on the contact (medial) surface of a 4.8 tooth;
    2. on the contact (distal) surface of a 4.8 tooth
    3. in the area of the fissure on the chewing surface of a 4.8 tooth;
    4. in the cervical region of a 4.8 tooth.

426. The caries cavity of the I class on Black is located:
    1. on the contact surface of a 2.3 teeth;
    2. on the front surface of a 2.7 tooth;
    3. in the blind fossa of a 1.2 tooth;
    4. on the vestibular surface of a 3.1 tooth;
    5. in the cervical region.

427. The caries cavity of the II class on Black is located:
    1. on the contact surface of  a 2.3 teeth;
    2. on the contact (distal) surface of  a 2.7 tooth;
    3. in the blind fossa of a 1.2 tooth;

428. For medical treatment of the carious cavity it is recommended to use:       
    1. alcohol;
    2. chlorhexidine solution;
    3. iodine solution;
    4. alcohol; ether;
    5. hydrogen peroxide, ether.

429. The dentin paste is introduced into the cavity with the help of:
    1. a probe;
    2. a cotton swab;
    3. a spherical drill;
    4. a sickle-shaped trowel;
    5. an excavator.

430. Tertiary dentin is formed:
    1. in utero;
    2. after eruption of the tooth;
    3. as a protective reaction in various pathological processes in the tooth;

431. The pins that are used for permanent root canal filling:
    1. paper
    2. gutta-perched
    3. parapulpular

432. The endodont is:
    1. a complex of tissues, including a pulp and a dentin, which are morphologically and functionally related
    2. a complex of tissues, including a pulp and a dentin, which are not interconnected
    3. tissue complex, including a pulp and a dentin,  a periodont,  an alveoli bone.

433. The tool 10 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

434. The tool 15 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

435. The tool  20 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

436. The tool 25 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

437. The tool  30 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

438. The tool  35 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

439. The tool  40 size in accordance with the color marking of the handle has the color:
    1. red
    2. yellow
    3. violet
    4. white
    5. blue
    6. black
    7. green

440. The tool 08 size in accordance with the color marking of the handle has the color:
     1. red
     2. yellow
     3. violet
     4. white
     5. gray
     6. pink
     7. green

441. The tool 06 size in accordance with the color marking of the handle has the color:
     1. red
     2. yellow
     3. violet
     4. white
     5. gray
     6. pink
     7. green

442. The number of the endodontic tool with marking of the handle of violet color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

443. The number of the endodontic tool with marking of the handle of   white color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

444.     The number of the endodontic tool with marking of the handle of  yellow color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

445. The number of the endodontic tool with marking of the handle of  red color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

446. The number of the endodontic tool with marking of the handle of  blue color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

447. The number of the endodontic tool with marking of the handle of green color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

449. The number of the endodontic tool with marking of the handle of  pink color:
     1. 10
     2. 15
     3. 20
     4. 25
     5. 30
     6. 06
     7. 40

450. The number of the endodontic tool with marking of the handle of gray color:
     1. 10
     2. 08
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

451. The number of the endodontic tool with marking of the handle of black color:
     1. 10
     2. 08
     3. 20
     4. 25
     5. 30
     6. 35
     7. 40

452. All tools can be used to determine the working length of the root canal, except:
    1. K-Rimer
    2. root needle
    3. а pulpextractor
    4. K-file

453. What taper of the root canal provides the best conditions for its irrigation and filling:
    1. less than 2%
    2. 2%
    3. 4%
    4. 6%

454. The endodontic instrument for root canal filling with gutta-percha by lateral condensation method:
    1. a  spreader
    2. a  channel filler
    3. a  corkscrew

455. The greatest taper of these tools has:
    1. K-Riemer
    2. K-file
    3. H-file
    4. РroТaper

456. Standard taper of steel, hand-held endodontic instruments according to the international standard ISO:
    1. 2% (02)
    2. 4% (04)
    3. 6% (06)
    4. 8% (08)

457. The ISO endodontic instrument number indicates:
    1. the length of the working part of the tool
    2. the total length of the metal rod
    3. the diameter of the tip of the working part
    4. the taper

458. Gates drills are used:
     1. for opening the tooth cavity
     2. to expand the mouth of the root canal
     3. for the preparation of the apical third of the root canal
     4. for the preparation of the cavity

459. When filling root canals with lateral condensation, the number of gutta-percha pins is:
     1. 1-2
     2. 2-3
     3. 3-4
     4. required quantity for the full filling of the canal

460. During the “step-back” technique, the apical third of the root canal expands to a minimum of:
     1. 1-2 numbers from the original size
     2. 2-3 numbers from the original size, but not less than N 20 according to ISO
     3. 2-3 numbers from the original size, but not less than N 25 according to ISO
     4. 3-4 numbers from the original size, but not less than N 30 according to ISO

461. Endodontic instruments do not include:
     1. a pulp extractor
     2. R file
     3. K-file
     4. H-file (Headstrom drill)
     5. a bit
     6. a spreader

462. What is the name of the endodontic instrument for the root canal filling 
     1. a pulp extractor
     2. R file
     3. K-file
     4. H-file (Headstrom drill)
     5. a  spreader

463. The K-file belongs to the group of endodontic instruments for:
    1. the expansion of the mouth of the root canal.
    2. the passage of the root canals.
    3. the expansion and alignment of root canals.
    4. the removing root canal contents.
    5. the root canal filling.

464. Root needles belong to the group of endodontic instruments for:
    1. the expansion of the mouth of the root canal.
    2. the passage of the root canals.
    3. the expansion and alignment of root canals.
    4. the removing root canal contents.
    5. the  determine the size of the root canal

465. The canal filler belongs to the group of endodontic instruments for:
    1. the expansion of the mouth of the root canal.
    2. the passage of the root canals.
    3. the expansion and alignment of root canals.
    4. the removing root canal contents.
    5. the root canal filling.

466. 17 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

467. 16 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

468. 15 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

469. 14 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

470. 27 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

471. 26 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

472. 25 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

473. 24 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5
  
 474. 37 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

475. 36 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

476. 35 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

477. 34 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

478. 47 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

479. 46 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

480. 45 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

481. 44 tooth has on the occlusal surface of the tubercles
    1. 2
    2. 3
    3. 4
    4. 5

482. The application anesthesia is a method of:
    1. the local anesthesia
    2. the superficial local anesthesia
    3. the deep conduction anesthesia

483. For prolongation of actions of the anesthetic use:
    1. a penicillin
    2. an epinephrine
    3. a lidocaine
    4. a  chlorhexidine

484. The infiltration anesthesia is a method of:
    1. the local anesthesia
    2. the superficial local anesthesia
    3. the deep conduction anesthesia

485. The needle is injected along the transitional fold in relation to the bone of the alveolar process or soft tissues at an angle
    1. 90 °
    2. 45 °
    3. 60 °

486. The direction of the needle bevel during the anesthesia on the transition fold
    1. perpendicular to the bone
    2. to the bone
    3. from the bone to the mucosa

487. With the tuberal anesthesia there is a blockade of the upper lunular nerves
    1. front
    2. back
    3. medium

488. The zone of the anesthesia of the upper jaw with the infraorbital anesthesia includes
    1. premolars, molars
    2. incisors, canines and premolars
    3. only the incisors
    4. premolars only

489. During the anesthesia at a large palatine opening, a blockage occurs:
    1. the first branch of the trigeminal nerve
    2. large palatine nerve
    3. third branch of the trigeminal nerve

490. The anatomical guideline for  conducting the mandibular anesthesia with palpation is:
    1. molars
    2. temporal comb
    3. pterygo-maxillary fold

491. When the mandibular anesthesia occurs nerve blockade:
    1. lingual and buccal, inferolateral
    2. lingual and inferolateral
    3. lingual, inferolateral and chin

492. Select tongs that have a side symptom:
    1. beak-shaped tongs with converging cheeks
    2. S-shaped tongs for removing premolars
    3. straight tongs
    4. S - shaped tongs for removing molars on the upper jaw

493. Choose the correct sequence of the operation for the extraction of teeth with tongs:
    1. promotion, overlay, luxation, fixation, traction
    2. traction, fixation, overlay, promotion, luxation
    3. overlay, promotion, fixation, luxation or rotation, traction
    4. luxation or rotation, fixation, traction, promotion, overlay

494. When removing teeth on the upper jaw, the patient's mouth should be at the level of:
    1. doctor's head
    2. doctor's elbow
    3. doctor's shoulder

495. When removing teeth on the lower jaw, the patient's mouth should be at the level of:
    1. doctor's head
  + 2. doctor's elbow
    3. doctor's shoulder

496. When removing teeth on the lower jaw on the right, the doctor is:
    1. in front of the patient
    2. behind the patient

497. When removing teeth on the lower jaw on the left, the doctor is:
    1. in front of the patient
    2. behind the patient

498. The rotation is shown in:
    1. three root teeth
    2. two root teeth
    3. single-root teeth with a round root section
    4. dystopian teeth

499. Select tongs to remove the tooth 1.1. with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

500. Select tongs to remove the tooth 1.2 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

501. Select tongs to remove the tooth 1.3 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

502. Select tongs to remove the tooth 2.1 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

503. Select tongs to remove the tooth 2.2 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

504. Select tongs to remove the tooth 2.3 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

505. Select tongs to remove the tooth 3.1 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

506. Select tongs to remove the tooth 3.2 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

507. Select tongs to remove the tooth 3.3 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

508. Select tongs to remove the tooth 4.1 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

509. Select tongs to remove the tooth 4.2 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

510. Select tongs to remove the tooth 4.3 with completely destroyed crown part:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

511. Select tongs to remove the tooth 1.1. with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

512. Select tongs to remove the tooth 1.2 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

513 Select tongs to remove the tooth 1.3 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

514. Select tongs to remove the tooth 2.1. with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right


515. Select tongs to remove the tooth 2.2 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

516. Select tongs to remove the tooth 2.3 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

517. Select tongs to remove the tooth 3.1. with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

518. Select tongs to remove the tooth 3.2. with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

519. Select tongs to remove the tooth 3.3 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

520. Select tongs to remove the tooth 4.1. with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

521. Select tongs to remove the tooth 4.2 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

522. Select tongs to remove the tooth 4.3 with preserved crown:
    1. beak-shaped crowns
    2. straight with converging cheeks
    3. straight with not converging cheeks
    4. S-shaped with spike on the right

523. Before carrying out the fixation stage, must match:
    1. axis of cheeks with axis of handles of the tongs
    2. axis of the tongs handles with tooth axis
    3. the axis of the cheeks of the tongs with the axis of the tooth
    4. the axis of the handles of the tongs with a vertical axis

524. Select tongs to remove the tooth 14 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

525. Select tongs to remove the tooth 15 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

526. Select tongs to remove the tooth 24 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left

527. Select tongs to remove the tooth 25 with preserved crown:
    1. straight tongs	
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

528. Select tongs to remove the tooth 34 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

529. Select tongs to remove the tooth 35 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

530. Select tongs to remove the tooth 44 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left

531. Select tongs to remove the tooth 45 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

532. Select tongs to remove the tooth 16 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

533. Select tongs to remove the tooth 17 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

534. Select tongs to remove the tooth 26 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

535. Select tongs to remove the tooth 27 with preserved crown:
    1. straight tongs
    2. beak-shaped tongs
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

536. Select tongs to remove the tooth 36 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

537. Select tongs to remove the tooth 37 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

538. Select tongs to remove the tooth 46 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

539. Select tongs to remove the tooth 47 with preserved crown:
    1. straight tongs
    2. beak-shaped crowns
    3. S-shaped with not converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

540. An indication for the application of anesthesia is:
    1. the need for treatment of the pulpit
    2. the anesthesia of the injection site for the upcoming injection
    3. the need for the tooth’s extraction surgery
    4. the need to open the abscess

541. With torusal anesthesia, nerve blockage occurs:
    1. lingual and buccal
    2.lingual and buccal, inferolateral
    3. buccal and mandibular
    4. lingual and inferolateral

542. With mental anesthesia, anesthesia of the mucous membrane occurs.
    1. from the lingual surface
    2. from the vestibular surface
    3. from the palatine surface

543. When performing the torusal and the mandibular anesthesia, the patient's mouth should be:
    1. half open
    2. wide open
    3. irrelevant

544. When removing the first and second molars in the lower jaw, the main movement is:
    1. rotation
    2. luxury
    3. irrelevant

545. When removing the first and second molars in the upper jaw, the main movement is:
    1. rotation
    2. luxury
    3.irrelevant

546. Tongs to remove the incisors of the upper jaw are called
    1. straight
    2. beak-shaped crowns
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

547. Tongs to remove the canines of the upper jaw are called
    1. straight
    2. beak-shaped crowns
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

548. Tongs to remove of the roots of the premolars of the upper jaw are called
    1. bayonet 
    2. straight
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

549. Tongs to remove the premolars of the upper jaw are called
    1. S-shaped without spike not converging
    2. straight
    3. beak-shaped crowns
    4. beak-shaped with converging cheeks
    5. S-shaped with spike on the left
    6. S-shaped with spike on the right

550. Tongs to remove the first and second right molars of the upper jaw are called
    1. S-shaped with spike on the left
    2. S-shaped without spike not converging
    3. S-shaped with spike on the right

551. Tongs to remove the first and second left molars of the upper jaw are called
    1. S-shaped with spike on the right
    2. S-shaped without spike not converging
    3. S-shaped with spike on the left

552. Tongs to remove the roots of the incisors of the upper jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

553. Tongs to remove the roots of the incisors of the lower jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

554. Tongs to remove the roots of the incisors of the upper jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. S-shaped with spike on the right

555. Tongs to remove the canines of the lower jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. beak-shaped with not converging cheeks
    6. S-shaped with spike on the right

556. Tongs to remove the premolars of the lower jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. beak-shaped with not converging cheeks
    6. S-shaped with spike on the right

557. Tongs to remove the first and second molars of the lower jaw are called
    1. straight converging
    2. straight not converging
    3. beak-shaped with converging cheeks
    4. S-shaped with spike on the left
    5. beak-shaped with not converging cheeks
    6. S-shaped with spike on the right

558. The anatomical formula of teeth of a permanent bite:
     1. 4.2.2.
     2. 2.2.2
     3. 2.1.3
     4. 2.1.2
     5. 2.1.2.3

559. The anatomical formula of the teeth of a temporary  bite:
     1. 4.2.2.
     2. 2.2.2
     3. 2.1.3
     4. 2.1.2
     5. 2.1.2.3

560. In the temporary bite are missing:
     1. canines
     2. molars
     3. premolars
     4. all teeth are present

561. The tooth 1.1 is:
    1. right lower jaw central incisor
    2. left lower jaw central incisor
    3. right upper central incisor
    4. left upper central incisor

562. The tooth 2.1 is:
    1. right lower jaw central incisor
    2. left lower jaw central incisor
    3. right upper central incisor
    4. left upper central incisor

563. The tooth 3.1 is:
    1. right lower jaw central incisor
    2. left lower jaw central incisor
    3. right upper central incisor
    4. left upper central incisor

564. The tooth 4.1 is:
    1.  right lower jaw central incisor
    2. left lower jaw central incisor
    3. right upper central incisor
    4. left upper central incisor

565. The tooth 2.1 is:
    1. the lateral incisor of the lower jaw on the right
    2. the lateral incisor of the lower jaw on the left
    3. the lateral incisor of the upper jaw on the right
    4. the lateral incisor of the upper jaw on the left

566. The tooth 2.2 is:
    1. the lateral incisor of the lower jaw on the right
    2. the lateral incisor of the lower jaw on the left
    3. the lateral incisor of the upper jaw on the right
    4. the lateral incisor of the upper jaw on the left

567. The tooth 3.2 is:
    1. the lateral incisor of the lower jaw on the right
    2. the lateral incisor of the lower jaw on the left
    3. the lateral incisor of the upper jaw on the right
    4. the lateral incisor of the upper jaw on the left

568. The tooth 4.2 is:
    1. the lateral incisor of the lower jaw on the right
    2. the lateral incisor of the lower jaw on the left
    3. the lateral incisor of the upper jaw on the right
    4. the lateral incisor of the upper jaw on the left

569. The tooth 1.3 is:
    1. the canine of the lower jaw on the right
    2. the canine of the lower jaw on the left
    3. the canine of the upper jaw on the right
    4. the canine of the upper jaw on the left

570. The tooth 2.3 is:
    1. the canine of the lower jaw on the right
    2. the canine of the lower jaw on the left
    3. the canine of the upper jaw on the right
    4. the canine of the upper jaw on the left

571. The tooth 3.3 is:
    1. the canine of the lower jaw on the right
    2. the canine of the lower jaw on the left
    3. the canine of the upper jaw on the right
    4. the canine of the upper jaw on the left

572. The tooth 4.3 is:
    1. the canine of the lower jaw on the right
    2. the canine of the lower jaw on the left
    3. the canine of the upper jaw on the right
    4. the canine of the upper jaw on the left

573. The tooth 1.4 is:
    1. the first premolar of the lower jaw on the right
    2. the second premolar of the lower jaw on the left
    3. the first premolar of the upper jaw on the right
    4. the second premolar of the upper jaw on the left

574. The tooth 2.4 is:
    1. the first premolar of the lower jaw on the right
    2. the second premolar of the lower jaw on the left
    3. the first premolar of the upper jaw on the right
    4. the second premolar of the upper jaw on the left

575. The tooth 3.4 is:
    1. the first premolar of the lower jaw on the right
    2. the second premolar of the lower jaw on the left
    3. the first premolar of the upper jaw on the right
    4. the second premolar of the upper jaw on the left

576. The tooth 4.4 is:
    1. the first premolar of the lower jaw on the right
    2. the second premolar of the lower jaw on the left
    3. the first premolar of the upper jaw on the right
    4. the second premolar of the upper jaw on the left

577. The tooth 1.5 is:
    1. the first premolar of the upper jaw on the right
    2. the second premolar of the upper jaw on the right
    3. the first premolar of the upper jaw on the left
    4. the second premolar of the upper jaw on the left
    5. the second premolar of the lower jaw on the left

578. The tooth 2.5 is
    1. the second premolar of the upper jaw on the right
    2. the first premolar of the upper jaw on the left
    3. the second premolar of the upper jaw on the left
    4. the second premolar of the lower jaw on the left

579. The tooth 3.5 is:
    1. the second premolar of the upper jaw on the right
    2. the first premolar of the upper jaw on the left
    3. the second premolar of the upper jaw on the left
    4. the second premolar of the lower jaw on the left

580. The tooth 4.5 is:
    1. the first premolar of the lower jaw on the right
    2. the second premolar of the lower jaw on the right
    3. the first premolar of the lower jaw on the left
    4. the first premolar of the upper jaw on the right

581. The tooth 1.6 is:
    1. the first molar of the lower jaw on the left
    2. the first molar of the upper jaw on the right
    3. the second molar of the upper jaw on the right
    4. the first molar of the upper jaw on the left

582. The tooth 2.6 is:
    1. the first molar of the upper jaw on the right
    2. the second molar of the upper jaw on the right
    3. the first molar of the upper jaw on the left
    4. the second molar of the lower jaw on the right

583. The tooth 3.6 is:
    1. the first molar of the lower jaw on the left
    2. the first molar of the upper jaw on the right
    3. the second molar of the upper jaw on the right
    4. the first molar of the upper jaw on the left

584. The tooth 4.6 is:
    1. the second molar of the lower jaw on the right
    2. the first molar of the lower jaw on the right
    3. the second molar of the upper jaw on the left
    4. the second molar of the lower jaw on the left

585. The tooth 1.7 is:
    1. the first molar of the lower jaw on the left
    2. the first molar of the upper jaw on the right
    3. the second molar of the upper jaw on the right
    4. the first molar of the upper jaw on the left

586. The tooth 2.7 is:
    1. the second molar of the lower jaw on the right
    2. the first molar of the lower jaw on the right
    3. the second molar of the upper jaw on the left
    4. the second molar of the lower jaw on the left

587. The tooth 3.7 is:
    1. the second molar of the lower jaw on the right
    2. the first molar of the lower jaw on the right
    3. the second molar of the upper jaw on the left
    4. the second molar of the lower jaw on the left

588. The tooth 4.7 is:
    1. the second molar of the lower jaw on the right
    2. the first molar of the lower jaw on the right
    3. the second molar of the upper jaw on the left
    4. the second molar of the lower jaw on the left

589. The tooth 1.8 is:
    1. the first molar of the lower jaw on the left
    2. the third molar of the upper jaw on the right
    3. the second molar of the upper jaw on the right
    4. the third molar of the upper jaw on the left

590. The tooth 2.8 is:
    1. the third molar of the upper jaw on the left
    2. the second molar of the lower jaw on the right
    3. the third molar of the lower jaw on the right
    4. the third molar of the upper jaw on the left
    5. the second molar of the lower jaw on the left

591. The tooth 3.8 is:
    1. the third molar of the lower jaw on the right
    2. the second molar of the upper jaw on the left
    3. the third molar of the lower jaw on the left

592. The tooth 4.8 is:
    1. the first molar of the lower jaw on the left
    2. the first molar of the upper jaw on the right
    3. the second molar of the upper jaw on the right
    4. the first molar of the lower jaw on the left
    5. the third molar of the lower jaw on the right

593. Which designation corresponds to the central incisor of the upper jaw on the right
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

594. Which designation corresponds to the central incisor of the upper jaw on the left
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

595. Which designation corresponds to the central incisor of the lower jaw on the right
    1. 1.1
    2. 4.1
    3. 2.1
    4. 4.2
    5. 3.1
    6. 3.2

596. Which designation corresponds to the central incisor of the lower jaw on the left
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

597. Which designation corresponds to the lateral  incisor of the upper jaw on the right
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

598. Which designation corresponds to the lateral  incisor of the upper jaw on the left
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

599. Which designation corresponds to the lateral  incisor of the lower jaw on the left
    1. 1.1
    2. 4.1
    3. 2.1
    4. 4.2
    5. 3.1
    6. 3.2

600. Which designation corresponds to the lateral  incisor of the lower jaw on the right
    1. 1.1
    2. 4.2
    3. 2.1
    4. 4.2
    5. 3.1
    6. 3.2

601. Which designation corresponds to the canine of the upper jaw on the right
    1. 1.1
    2. 1.3
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

602. Which designation corresponds to the canine of the upper jaw on the left
    1. 1.1
    2. 1.2
    3. 2.3
    4. 2.2
    5. 3.1
    6. 3.2

603. Which designation corresponds to the canine of the lower jaw on the right
    1. 1.1
    2. 4.3
    3. 2.1
    4. 2.2
    5. 3.1
    6. 3.2

604. Which designation corresponds to the canine of the lower jaw on the left
    1. 1.1
    2. 1.2
    3. 2.1
    4. 2.2
    5. 3.3
    6. 3.2

605. Which designation corresponds to the first premolar of the upper jaw on the left
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

606. Which designation corresponds to the first premolar of the upper jaw on the right
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

607. Which designation corresponds to the first premolar of the lower jaw on the left
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 3.4
    6. 3.2

608. Which designation corresponds to the first premolar of the lower jaw on the right
    1. 4.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

609. Which designation corresponds to the second premolar of the upper jaw on the left
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

610. Which designation corresponds to the second premolar of the upper jaw on the right
    1. 1.4
    2 .3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

611. Which designation corresponds to the second premolar of the lower jaw on the left
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.5
    5. 3.5
    6. 3.2

612. Which designation corresponds to the second premolar of the lower jaw on the right
    1. 4.5
    2. 3.3
    3. 1.5
    4. 2.5
    5. 2.4
    6. 3.2

613. Which designation corresponds to the first molar of the upper jaw on the left
    1. 1.4
    2. 3.6
    3. 1.6
    4. 2.5
    5. 2.6
    6. 3.2

614. Which designation corresponds to the first molar of the upper jaw on the right
    1. 1.6
    2. 3.3
    3. 1.5
    4. 2.6
    5. 2.4
    6. 3.6

615. Which designation corresponds to the first molar of the lower jaw on the left
    1. 1.4
    2. 3.3
    3. 1.5
    4. 2.6
    5. 3.6
    6. 3.2

616. Which designation corresponds to the first molar of the lower jaw on the right
    1. 4.6
    2. 3.3
    3. 1.6
    4. 2.5
    5. 2.6
    6. 3.2

617. Which designation corresponds to the second molar of the upper jaw on the left
    1. 1.4
    2. 3.7
    3. 1.5
    4. 2.7
    5. 2.4
    6. 3.6

618. Which designation corresponds to the second molar of the upper jaw on the right
    1. 1.4
    2. 3.7
    3. 1.7
    4. 2.7
    5. 2.4
    6. 3.2

619. Which designation corresponds to the second molar of the lower jaw on the left
    1. 1.4
    2. 3.6
    3. 1.5
    4. 2.7
    5. 3.7
    6. 3.2

620. Which designation corresponds to the second molar of the lower jaw on the right
    1. 4.7
    2. 3.7
    3. 1.5
    4. 2.7
    5. 2.6
    6. 3.2

621. Which designation corresponds to the third molar of the upper jaw on the left
    1. 1.4
    2. 3.8
    3. 1.5
    4. 2.8
    5. 2.4
    6. 3.6

622. Which designation corresponds to the third molar of the upper jaw on the right
    1. 1.4
    2. 3.8
    3. 1.7
    4. 1.8
    5. 2.4
    6. 3.2

623. Which designation corresponds to the third molar of the lower jaw on the left
    1. 1.4
    2. 3.6
    3. 1.5
    4. 2.7
    5. 3.8
    6. 3.2

624. Which designation corresponds to the third molar of the lower jaw on the right
    1. 4.8
    2. 3.7
    3. 1.8
    4. 2.7
    5. 2.6
    6. 3.8

625. The endodontics is a section  of the dentistry that studies:
    1. the technique of the preparation of the carious cavities
    2. the internal structure of the tooth cavity and manipulation in it
    3. the technique of the filling of the carious cavities
    4. manipulations on parodontal tissues
    5. the treatment of the caries

626. The endodontics is a section the of dentistry that studies topography and manipulation in:
    1. the tooth cavity
    2. the carious cavity
    3. the oral  cavity
    4. the nasal cavity

627. The classification of endodontic instruments has a group of instruments:
    1. tools for filling root canal
    2. tools for drying canal
    3. tools for the inspection of the tooth cavity 
    4. all of the above is true

628. The classification of endodontic instruments has a group of instruments:
    1. instruments for the passage and expansion of the root canal
    2. tools for drying of the canal
    3. tools for the examination of the dental cavity 
    4. all of the above is true

629. The classification of endodontic instruments has a group of instruments:
    1. research or diagnostic tools
    2. canal drying tools
    3. dental cavity examination tools
    4. all of the above is true

630. The classification of endodontic instruments has a group of instruments:
    1. tools for  removal of the soft tissue 
    2. tools for the canal’s drying 
    3. tools  for the examination of the dental cavity 
    4. all of the above is true

631. A section of a metal rod of an endodontic instrument, designed to perform certain endodontic manipulations, having the appropriate shape and cut is called:
    1. working part of the tool
    2. tool’s handle

632. The endodontic instrument – a Miller’s root needle has:
    1. smooth, round section
    2. rod-shaped with approximately 40 spirally spaced teeth
    3. faceted section

633. The endodontic instrument - the root needle has:
    1. smooth, round section
    2. rod-shaped with approximately 40 spirally spaced teeth
    3. faceted section

634. The endodontic instrument - a pulp extractor has:
     1. smooth, round section
     2. faceted section
     3. rod-shaped with approximately 40 spirally spaced teeth

635. The endodontic instrument - the root needle has:
     1. smooth, round section
     2. faceted section
     3. no correct answer

636. The stage of the work of the endodontic instrument - the introduction of the instrument is:
     1. penetration,
     2. rotation
     3. traction
     4. luxury

637. The stage of the work of the endodontic instrument – the rotation of the instrument is:
     1. penetration,
     2. rotation
     3. traction
     4. luxury

638. The stage of the work of the endodontic instrument - the removal of the instrument is:
     1. penetration,
     2. rotation
     3. traction
     4. luxury

639. The symbol of the K-reamer is:
     1. triangle
     2. square
     3. rhombus
     4. a circle
     5. trapeze

640. The symbol of the K-file is:
     1. triangle
     2. square
     3. rhombus
     4. a circle
     5. trapeze

641. The symbol for the H -file is:
     1. triangle
     2. square
     3. rhombus
     4. a circle
     5. trapeze

642. The symbol of the filling channel is:
     1. triangle
     2. square
     3. rhombus
     4. spiral
     5. S
     6. P
     7. trapeze

643. The symbol of the spreader is:
     1. triangle
     2. square
     3. rhombus
     4. spiral
     5. S
     6. P
     7. trapeze

644. The symbol of the plugger is:
     1. triangle
     2. square
     3. rhombus
     4. spiral
     5. S
     6. P
     7. trapeze

645. The symbol triangle is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

646. The symbol square is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

647. The symbol circle is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

648. The symbol "spiral" is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

649. The symbol "S" is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

650. The symbol "P" is a symbol of the:
     1. K-file
     2. a reamer
     3. H-file
     4. a filling canal
     5. a spreader
     6. a plugger

651. The special endodontic instrument for expanding the mouth of the root canals
     1. gates-glidden
     2. H file
     3. K-file
     4. reamer

652. The endodontic instrument for the passage of the root canal:
     1. reamer (Drillbor)
     2. pulp extractor
     3. K-file
     4. spreader
     5. plugger

653. The endodontic instrument for the expansion of the root canal:
     1. reamer (Drillbor)
     2. pulp extractor
     3. K-file
     4. spreader
     5. plugger

654. The endodontic instrument for aligning the walls of the root canals:
     1. pulp extractor
     2. K-file
     3. spreader
     4. plugger
     5. H-file (drill headstrom)

655. The endodontic instrument - a pulp extractor is designed for:
     1. removing the pulp
     2. determine the depth of the root canal
     3. canal filling
     4. canal extensions
     5. passing channels

666. The endodontic instrument- a pulp extractor used for:
     1. removal of the arch of the cavity of the tooth
     2. removal of the pulp from the canal
     3. creating an apical stop
     4. canal extensions

667. The endodontic tool -  K-file is designed for:
     1. removing the pulp
     2. determine the depth of the root canal
     3. filling of the canals
     4. canal extensions
     5. passage of the canals

668. The endodontic tool - reamer-file is designed for:
     1. removing the pulp
     2. determine the depth of the root canal
     3. filling of the canals
     4. canal extensions
     5. passage of the canals

669. The endodontic instrument H-file is used for:
     1. alignment of the walls of the root canal
     2. determine the depth of the root canal
     3. filling of the canals
     4. canal extensions
     5. passage of the canals

670. The endodontic instrument for root canal filling:
     1. spreader
     2. apex locator
     3. endomotor

671. The endodontic instrument –a canal filler is used for:
     1. removing the pulp
     2. determine the depth of the root canal
     3. filling of the canals
     4. canal extensions

672. The endodontic instrument for the root canal filling:
     1. apex locator
     2. endomotor
     3. canal filler

673. The manual endodontic instrument for root canal filling:
     1. apex locator
     2. endomotor
     3. canal filler
     4. spreader

674. A machine endodontic instrument for root canal filling is:
     1. canal filler
     2. spreader
     3. plugger

675. The endodontic instrument – a spreader is used for:
     1. lateral condensation
     2. vertical condensation
     3. both options are correct

676. The  endodontic instrument – a  plugger is used for:
     1. lateral condensation
     2. vertical condensation
     3. both options are correct

677. When working with an H-file (Headstrom), you must:
     1. insert the tool into the canal by rotation until it stops
     2. carry out scraping movements from the top to the mouth of the canal
     3. at minimum pressure, insert the tool into the canal and rotate it clockwise
     4. all answers are correct

678. The direction of the rotation of the canal filler when filling the root canal:
     1. clockwise
     2. counterclock-wise
     3. reciprocating
     4. all of the above is true

679. The spreader use:
     1. for the lateral condensation of gutta-percha pins
     2. for the vertical condensation of gutta-percha pins
     3. for making sealer
     4. all of the above is true

680. The plugger use:
     1. for the lateral condensation of gutta-percha pins
     2. for the vertical condensation of gutta-percha pins
     3. for making sealer
     4. all of the above is true

681. What tool is used for obturation of root canals with gutta-percha?
    1. a corkscrew
    2. K-file
    3. a sweep
    4. a spreader

682. You can determine the length of the root canal using:
   1. a root needle inserted into the root canal and x-ray
   2. an endomotor
   3. a pulp extractor
   4. a filler canal

683. You can determine the length of the root canal using:
   1. a pulp extractor
   2. a filler canal
   3. an  apex locator
   4. an endomotor

684. The expansion of the root canal from the apex to the mouth is:
    1. a Step Back Technique
    2. a Crown Down Technique
    3. a Step Down technique

685. The expansion of the root canal from the mouth to the apex is:
    1. a Step Back Technique
    2. a Crown Down Technique
    3. a technique of the balanced force 
    4. a standard technique

686. The extension of the root canal from the apex at the mouth is:
    1. a  Crown Down technique
    2. a Step Down technique
    3. a technique of the balanced force 
    4. a standard technique

687. The expansion of the root canal from the mouth to the apex is:
    1. a  Step Back Technique
    2. a Step Down technique
    3. a technique of the balanced force 
    4. a standard technique

688. The Crown Down technique is:
    1. the expansion of the root canal from the apex to the mouth
    2. the expansion of the root canal from the mouth to the apex

689. The Step Back technique is:
    1. the expansion of the root canal from the apex to the mouth
    2. the expansion of the root canal from the mouth to the apex

670. Step Down technique is:
    1. the expansion of the root canal from the apex to the mouth
    2. the expansion of the root canal from the mouth to the apex

671. The standard methodology is:
    1. the expansion of the root canal from the apex to the mouth
    2. the expansion of the root canal from the mouth to the apex

672. The expansion of the root canal from a smaller tool to a larger one is:
    1. a Step Back Technique
    2. a Crown Down Technique
    3. a technique of the balanced force 

673. The expansion of the root canal from a smaller tool to a larger one is:
    1. a  Crown Down Technique
    2. a technique of the balanced force 
    3. a  standard technique

674. The expansion of the root canal from a smaller instrument to a larger one is:
    1. a Crown Down Technique
    2. a Step down technique

675. The expansion of the root canal from a larger instrument to a smaller one is:
    1. a  Crown Down Technique
    2. a  Step down technique

676. According to ISO, endodontic instruments are available with a working length equal to:
    1. 21 mm
    2. 250 mm
    3. 31,258 mm
    4. 128 mm

677. According to ISO, endodontic instruments are available with a working length equal to:
    1. 21,152 mm
    2 .25 mm
    3 .31 mm
    4. 128 mm

678. According to ISO, endodontic instruments are available with a working length equal to:
    1. 21,152 mm
    2. 250 mm
    3. 31 mm
    4. 128 mm

679. According to ISO, endodontic instruments are available with a working length equal to:
    1. 21,152 mm
    2. 250 mm
    3. 31,258 mm
    4. 28 mm

680. The name of the endodontic instrument according to ISO standards is marked by:
    1. color of the working part
    2. numbers (length indicated)
    3. geometric figure
    4. all of the above is true

681. The cross-sectional size of an endodontic instrument according to ISO standards is marked by:
    1. color of the working part
    2. numbers (length indicated)
    3. geometric figure
    4. all of the above is true

682. The length of the metal rod of an endodontic instrument according to ISO standards is marked by:
    1. color of the working part
    2. numbers (on the side of the tool)
    3. geometric figure
    4. all of the above is true

683. The cone angle of the nickel-titanium tool (ProTaper) is:
     1. 6%
     2. 4%
     3. 2%
     4. 8%

684. The cone angle of the manual endodontic instrument is:
     1. 6%
     2. 4%
     3. 2%
     4. 8%

685. The correct color sequence for endodontic instruments (size 15 to 30):
     1. white, yellow, blue, black
     2. white, green, blue, black
     3. white, yellow, red, blue,
     4. white, red, blue, yellow,

686. The correct color sequence for endodontic instruments (size 10 to 25):
    1. violet, white, yellow, blue,
    2. violet, white, green, blue,
    3. violet, white, yellow, red,
    4. violet, white, red, blue,

687. The correct color sequence for endodontic instruments (size 20 to 30):
    1. yellow, blue, black
    2. green, blue, black
    3. yellow, red, blue,
    4. red, blue, yellow

688. Which of the listed endodontic instruments has the smallest section:
    1. Pink
    2. White
    3. Blue
    4. Yellow
    5. Gray
    6. Black

689. Which of the listed endodontic instruments has the smallest section:
    1. White
    2. Green
    3. Red
    4. Gray
    5. Violet

690. Which of the listed endodontic instruments has the smallest section:
    1. White
    2. Yellow
    3. Violet
    4. Red

691. Which of the listed endodontic instruments has the smallest section
    1. White
    2. Blue
    3. Yellow
    4. Black

692. Which of the listed endodontic instruments has the smallest section
    1. Blue
    2. Yellow
    3. Green
    4. Red

693. Which of the listed endodontic instruments has the smallest section
    1. Blue
    2. Green
    3. Red
    4. Black

694. Which of the listed endodontic instruments has the smallest section
    1. Blue
    2. Green
    3. Black

695. Which of the listed endodontic instruments has the smallest section
    1. Green
    2. Black

696. Which of the listed endodontic instruments has the largest cross section:
    1. Pink
    2. Gray

697. Which of the listed endodontic instruments has the largest cross section
    1. Pink
    2. Gray
    3. Violet

698. Which of the listed endodontic instruments has the largest cross section
    1. White
    2. Violet
    3. Gray

700. Which of the listed endodontic instruments has the largest cross section
    1. White
    2.Yellow
    3. Violet
    4. Gray
    5. Pink

701. Which of the listed endodontic instruments has the largest cross section
    1. Yellow
    2. Red
    3. Violet
    4. Gray

702. Which of the listed endodontic instruments has the largest cross section
    1. Blue
    2. Red
    3. White
    4. Violet

703. Which of the listed endodontic instruments has the largest cross section
    1. Blue
    2. Green
    3. Yellow
    4. Red

704. Which of the listed endodontic instruments has the largest cross section
    1. Green
    2. Black
    3. Red
    4. White

705. An endodontic syringe is used:
    1. for medical treatment of root canals
    2. for introducing drugs into the root canals
    3. for intra-pulp anesthesia
    4. all of the above is true

706. A feature of the endodontic syringe needle is:
    1. the needle has a flat cut on the side surface
    2. the needle has several exit holes at the end
    3. the needle has a sharp end
    4. all of the above is true

707. Better medical treatment of root canals is the treatment carried out by:
    1. cotton turunds
    2. endodontic syringe
    3. endodontic pipette
    4. rinsing of the mouth

708. What solutions are used for the antiseptic treatment of canals:
    1. Chlorhexidine 0.05%;
    2. Sodium hypochlorite 3%;
    3. Ethyl alcohol 70%;
    4. Saline.

709. What solutions are used for the antiseptic treatment of the carious cavity:
    1. Chlorhexidine 0.05%;
    2. Sodium hypochlorite 3%;
    3. Ethyl alcohol 70%;
    4. Saline

710. For the medical treatment (rinsing) of the root canals with a pulpit, it is most often used:
    1. 3% sodium hypochlorite solution
    2.  iodine
    3.  distilled water

711. To dry the root canal before filling, apply:
    1. universal gun
    2. paper pins
    3. alcohol
    4. iodine
    5. hydrogen peroxide

712. To dry the root canal before filling, apply:
    1. absorber, cotton turunda
    2. syringe
    3. puster
    4. cotton turunda, puster
    5. syringe, cotton turunda

713. For the medical treatment of the root canal is contraindicated:
    1. EDTA solution
    2. sodium hypochlorite
    3. hydrogen peroxide
    4 . of hydrochloric acid
    5. chlorhexidine

714. For the chemical expansion of the root canal, medications are used:
  + 1. EDTA
    2. calcium gluconate
    3. potassium permanganate
    4. formalin
    5. iodinol

715. Gutta-percha pins are inserted into the root canal for:
    1. moisture absorption from the root canal
    2. root canal disinfection
    3. root canal filling
    4. outflow of exudate from the root canal
    5. root canal enlargement

716. Absorbers paper pins are used for:
    1. the disinfection of the root canal 
    2. the filling of the root canal 
    3. the moisture absorption from the root canal
    4. the outflow of the exudate from the root canal
    5. the enlargement of the root canal 

717. The dissection of a tooth cavity means:
    1. the removal of the arch cavity
    2. the removal of overhanging enamel edges
    3. the creating a message with a tooth cavity
    4. the perforation of the bottom of the tooth cavity
    5. the removal of the pulp 

718. The method of fully maintaining the viability of the pulp is:
    1. a vital extirpation
    2. a vital amputation
    3. a biological method
    4. a devital extirpation
    5. a devital amputation

719. The method of partial preservation of pulp in the root canals is:
    1. a devital extirpation
    2. a devital amputation
    3. a vital amputation
    4. a vital extirpation
    5. a biological method

720. The method of the partial removal of the pulp in the root canals is:
    1. a devital extirpation
    2. a devital amputation
    3. a vital amputation
    4. a vital extirpation
    5. a biological method

721. The method of the complete removal of the pulp in the root canals without the use of the devitalizing paste is:
    1. a devital extirpation
    2. a devital amputation
    3. a vital amputation
    4. a vital extirpation
    5. a biological method

722. In the treatment of the pulpit by biological method is carried out:
    1. removal of coronal and root pulp under anesthesia
    2. removal of coronal pulp under anesthesia
    3. preservation of all pulp
    4. devitalization of the pulp 
    5. devital amputation of the pulp 

723. The amputation of the pulp is carried out:
    1. probe
    2. excavator
    3. trowel
    4. root needle
    5. tweezers

724. The removal of the pulp is carried out:
    1. an excavator
    2. a pulpoextractor
    3. a canal filler
    4. a spreader
    5. a plugger

725. The modern method of the root canal filling is:
    1. the method of the lateral condensation with gutta-percha
    2. the application of one paste
    3. the application of phosphate-cement
    4. the application of silver pin
    5. the use of gutta-percha without sealer

726. When filling the root canal by lateral condensation, the first gutta-percha pin must be:
    1. More size of the master file
    2. Smaller than the size of the master file
    3. Same size as the master file

727. When the filling of the root canal by lateral condensation method, the second and subsequent gutta-percha pins should be:
    1. Larger size
    2. Smaller size
    3. Same size

728. The gutta-percha pins refer to:
    1. plastic hardening materials
    2. solid
    3. plastic
    4. plastic non-hardening materials

729. Pins for the root canal filling:
    1. gutta-percha
    2. paper
    3. parapulpar
    4. all of the above is true

730. The excess of the gutta-percha pin after filling the canals is removed by:
    1. the steel drill
    2. the heated tool
    3. the diamond drill
    4. the cutting tool

731. Ah-26, ah +  refer to pastes based on:
     1. epoxy resins
     2. calcium hydroxide
     3. zinc oxide and eugenol
     4. formalin

732. Corticosteroids are part of:
    1. the resorcinol formalin paste
    2. the endometasone
    3. the karyosan
    4. the apexit

733. A paste based on zinc oxide and eugenol for the root canal filling is:
    1. an endometasone
    2. a calasept
    3. a forfenan
    4. an apexit

734. A paste based on epoxy resins for root canal filling:
    1. AH-26
    2. a biocalex
    3. a forfenan
    4. an  endometasone

735. Formalin-based materials for the root canal filling are:
    1. a forfenan
    2. a endobur
    3. an endometasone
    4. an apexit

736. A disadvantage of the formalin-based root fillers:
    1. staining of tooth tissues
    2. absence of antimicrobial properties
    3. absence of radiopacity
    4. all of the above is true

737. A mummifying effect on the pulp has a paste:
    1. based on zinc oxide and eugenol
    2. the resorcinol-formalin
    3. based on calcium oxide
    4. polymer-based

738. A complication in the endodontic treatment is:
    1. tool’s break in the canal
    2. the creating an apical stop
    3. the filling of the root canal to the physiological opening
    4. the creating a taper of the canal
    5. canal’s expansion

739. Determine the state of the pulp allows:
    1. an electroodontodiagnosis
    2. tests with dyes
    3. a percussion
    4. all of the above is true

740. To identify the area of the demineralization of  the enamel allows:
    1. test with dyes
    2. an electroodontodiagnosis
    3. a temperature diagnostics
    4. all of the above is true

741. The accumulation of microorganisms of various types, tightly fixed on a matrix located on the surface of the tooth
    1. a soft plaque
    2. a tooth plaque
    3. a tartar

742. What is a score of the index of the oral hygiene?
    1. a quality indicator
    2. a quantitative indicator;

743. What are the localized dental deposits?
    1. solid
    2. soft
    3. supragingival

744. What are the localized dental deposits?
    1. solid
    2. soft
    3. subgingival

745. What are the dental plaque on consistency?
    1. soft
    2. supragingival
    3. subgingival

746. What are the dental plaque on consistency?
    1. solid
    2. supragingival
    3. subgingival

747. How many months does the formation of the tartar continue?
    1. 4,5 - 6 months
    2. 8-10 months
    3. 10 - 12 months

748. Caries is:
    1. the  physiological process occurring in the tissues of the tooth
    2. the pathological process of hard tissues of teeth that develops after their eruption, in which proteolysis demineralizes, followed by the formation of a defect under the influence of 
external and internal factors
    3. the pathological process of hard tissues of teeth, developing from sweet food
    4. the pathological process of hard tissues of teeth that develops before they erupt, in which proteolysis demineralizes, followed by the formation of a defect under the influence of 
external and internal factors

749. The pathological process of hard tissues of teeth that develops after their eruption, in which the demineralization proteolysis occurs, followed by the formation of a defect under the 
influence of external and internal factors, is:
    1. a fluorosis
    2. an enamel's hypoplasia
    3. a caries
    4. a pulpit

750. Caries is a process:
    1. pathological
    2. physiological
    3. both options are true

751. Caries is a process:
    1. developing after the eruption of teeth
    2. developing befor the eruption of teeth

752. Caries is a process:
    1. the demineralization of the enamel and dentin
    2. the remineralization of the enamel and dentin

753. As a result of tooth decay, caries:
    1. the demineralization occurs first, then cavity formation
    2. first a cavity forms, and then demineralization occurs
    3. both of these processes occur simultaneously

754.A caries resistance is
    1. an impermeability of the  enamel 
    2. a resistance to cariogenic factors
    3. an impermeability of the dentine 
    4. a pathological process

755. The classification of carious cavities on Black is based on the following signs:
    1. histological
    2. clinical
    3. anatomical topographic
    4. topographic

756. The questioning of the patient begin:
    1. from collecting complaints
    2. from information about past diseases
    3. from a medical history
    4. from a life’s story

757. Dental rows examine:
    1. right to left (upper jaw), left to right (lower jaw)
    2. left to right (upper jaw), right to left (lower jaw)
    3. arbitrarily
    4. left to right (upper jaw), left to right (lower jaw)

758. The probe slides freely over the surface of the tooth if:
    1. the  enamel integrity is not broken
    2. there is a demineralization site
    3. no filling material
    4. all of the above is true

759. The functional usefulness of the filling is evaluated by:
    1. an anatomical shape of the filling
    2. a marginal fit of the filling to the hard tooth tissues surrounding it
    3. a contact point status
    4. a state and degree of the abrasion of the surface
    5. all answers are correct

760. An additional method of the dental examination is:
    1. a palpation
    2. an electrodontodiagnosis
    3. a percussion
    4. all of the above is true

761. The main methods of the dental examination include:
    1. a temperature diagnostics
    2. a palpation
    3. an electrodontodiagnosis

762. The main methods of the dental examination include:
    1. a temperature diagnostics
    2. an electrodontodiagnosis
    3. a percussion

763. At electrodontodiagnostics the passive electrode is fixed:
     1. in the patient’s hand
     2. on the patient’s lip
     3. on the shoulder
     4. all of the above is true

764. The pulp of intact teeth responds to the amperage:
    1. 10 - 20 μA
    2. 60 - 100 μA
    3. 2 - 6 μA
    4. 20-50 μA

765. The appearance of the pain during the vertical percussion indicates the presence of an inflammatory process:
    1. in the apical part of the periodont
    2. marginal periodont
    3. in the root’s bifurcation
    4. all of the above is true

766. The appearance of pain during the  horizontal percussion indicates the presence of an inflammatory process:
    1. at the top of the periodont
    2. in the marginal part of periodont
    3. in the root’s bifurcation
    4. all of the above is true

767. Tooth’s mobility is determined by:
    1. tweezers'
    2. spatulas
    3. palpations
    4. percussions

768. The palpation in the oral cavity is carried out:
    1. a right thumb
    2. using tools
    3. a  forefinger of the right hand
    4. all of the above is true

769. The excretory duct of the parotid gland opens at the level of:
    1. the  upper second molars
    2. the  upper third premolars
    3. the  lower second molars
    4. the  lower incisors

770. The pain is distinguished by nature:
    1. aching, throbbing, sharp
    2. persistent, paroxysmal
    3. localized, radiating

771. The pain is distinguished by duration:
    1. aching, throbbing, sharp
    2. persistent, paroxysmal
    3. localized, radiating
    4. all of the above is true

772. The pain that occurs without exposure to external stimuli is called:
    1. spontaneous
    2. self
    3. chaotic
    4. causeless

773. When probing the carious cavity is determined:
    1. the shape of the lesion
    2. the depth of the cavity
    3. the condition of the periodont
    4. the condition of the bone tissue of the jaw 

774. The examination of the patient begins with the application of methods:
    1. radiological
    2. laboratory
    3. thermometric
    4. basic
    5. cytologic

775. The main methods of examination include:
    1. survey, radiography
    2. survey, inspection
    3. inspection, EOD
    4. EOD, x-ray
    5. percussion, EOD

776. The patient interview begins with finding out:
    1. life’s stories
    2. medical history
    3. past diseases
    4. complaints
    5. allergic history 

777. The mucous membrane of the oral cavity is normal:
    1. pale in color, dry
    2. pale pink, dry
    3. pale pink color, evenly moisturized
    4. bright red color, richly moisturized
    5. hyperemic, edematous

778. The examination of the patient begins with:
    1. writing a dental formula
    2. bite definitions
    3. external inspection
    4. dental examination
    5. percussion of teeth

779. When examining the lymph nodes, the method is used:
    1. percussion
    2. probing
    3. palpation
    4. radiography
    5. auscultation

780. During the palpation of the submandibular lymph nodes, the patient's head should be:
    1. rejected back
    2. rejected left
    3. rejected to the right
    4. leaning forward
    5. rejected back and left

781. The mobility of the teeth is determined using the tool:
    1. mirrors
    2. angle probe
    3. tweezers'
    4. excavator's
    5. spatulas

782. The degree of the tooth’s mobility is determined depending on:
    1. рathological tooth’s movement in several planes
    2. depending on the inclination of the tooth
    3. depending on the shape of the tooth
    4. arbitrarily

783. The pathological tooth’s mobility is determined in the planes:
    1. Pathological movement of the tooth vestibular-oral
    2. Pathological tooth’s movement vestibular
    3. Pathological tooth’s movement up
    4. Pathological movement of the tooth distally

784. The pathological tooth’s mobility is determined in the planes:
    1. Pathological tooth’s movement vestibular
    2. Pathological tooth’s movement up
    3. Pathological tooth’s movement up and down
    4. Pathological movement of the tooth distally

785. Pathological mobility of teeth is determined in the planes:
    1. Pathological tooth movement vestibular
    2. Pathological upward movement of the tooth
    3. Pathological movement of the tooth mesially-distally
    4. Pathological movement of the tooth distally

786. The first degree of the tooth’s mobility is:
    1. Pathological movement of the tooth vestibular-oral
    2. Pathological tooth’s movement up and down
    3. Pathological tooth’s movement mesial-distal

787. The first degree of the tooth’s mobility is:
    1. Pathological tooth’s movement in one plane
    2. Pathological tooth’s movement in two planes
    3. Pathological tooth’s movement in three planes
    4. Pathological tooth’s movement in a circle

788. The second degree of the tooth’s mobility is:
    1. Pathological tooth’s movement in one plane
    2. Pathological tooth’s movement in two planes
    3. Pathological tooth’s movement in three planes
    4. Pathological tooth’s movement in a circle

789. The third degree of the tooth’s mobility is:
    1. Pathological tooth’s movement in one plane
    2. Pathological tooth’s movement in two planes
    3. Pathological tooth’s movement in three planes
    4. Pathological tooth’s movement in a circle

790. The fourth degree of the tooth’s mobility is:
    1. Pathological tooth’s movement in one plane
    2. Pathological tooth’s movement in two planes
    3. Pathological tooth’s movement in three planes
    4. Pathological tooth’s movement in a circle

791. During an external examination of the patient’s face, the doctor notes:
    1. skin turgor, eye color
    2. face symmetry, nasolabial folds, skin color
    3. nose shape, eye color
    4. age spots, hair color
    5. dentition integrity

792. When examining the oral cavity, tooth probing is carried out:
    1. on all surfaces
    2. in the cervical region
    3. in the area of contact surfaces
    4. in fissures
    5. in the area of tubercles

793. An occlusion is a type of closure of the dentition in the occlusion position:
    1. central;
    2. lateral right;
    3. front;
    4. left side.

794. A central occlusion is determined by the signs:
    1. facial, swallowing, dental;
    2. dental, articular, muscle;
    3. lingual, muscular, articular;
    4. dental, swallowing, facial;
    5. lingual, dental, articular.

795. An occlusion is:
    1. all kinds of closure of the dentition of the upper and lower jaws;
    2. state of relative physiological rest;
    3. various positions of the lower jaw relative to the upper;
    4. separation of teeth;
    5. movement of the lower jaw.

796. An abnormal type of bite, in which masticatory function is impaired, includes a bite:
    1. biprognatic;
    2. physiological progeny;
    3. orthognathic;
    4. straight;
    5. open.

797. The occluder is a device that reproduces:
    1. all movements of the lower jaw;
    2. closing and opening jaws;
    3. movements of the lower jaw to the left;
    4. movements of the lower jaw to the right;
    5. movements of the lower jaw forward.

798. An articulation is a concept that includes the ratio of the jaws with:
    1. central occlusion;
    2. lateral occlusion;
    3. anterior occlusion;
    4. all kinds of provisions of the lower jaw;
    5. state of physiological rest.

799. Nasolabial folds of  patients with complete loss of teeth:
    1. pronounced;
    2. smoothed out;
    3. asymmetric;
    4. not changed;
    5. are absent.

800. A central occlusion is characterized by:
    1. multiple fissure-tubercular contact;
    2. left displacement of the incisal line;
    3. contact of chewing groups of teeth on the right;
    4. muscle tension lowering the lower jaw;
    5. displacement of the articular heads forward.

801. A central occlusion is characterized by the position of the articular head:
    1. at the base of the slope of the articular tubercle;
    2. in the articular fossa of the central tubercle;
    3. at the top of the articular tubercle;
    4. beyond the top of the articular tubercle;
    5. on the slope of the articular tubercle.

802. Articulators are devices that reproduce:
    1. central occlusion only;
    2. only lateral occlusion;
    3. anterior occlusion only;
    4. all positions and movements of the lower jaw;
    5. only a state of physiological rest.

803. In inflammatory parodontal diseases, the patient complains of:
    1. bleeding, swelling of the gums;
    2. numbness of the tongue;
    3. facial deformity;
    4. difficulty opening the mouth;
    5. dry mouth.

804. A change of the configuration of the face is characteristic of:
    1. the inflammatory diseases of the jaw, soft tissues;
    2. the dystrophic parodontal disease;
    3. the carious lesions of the teeth;
    4. the  non-carious tooth’s pathology;
    5. the changes of the position of teeth in the dentition.

804. Difficulty of the  opening the mouth is characteristic of diseases:
    1. of salivary glands;
    2. of teeth
    3. of the joint
    4. of the eye;
    5. of the language.

805. An allergy history is found out with:
    1. thermal diagnostics;
    2. electroodontodiagnosis;
    3. X-ray diagnostics;
    4. examination of the oral cavity;
    5. anamnesis of the life.

806. The condition of the skin is assessed by the method:
    1. probing;
    2. radiography;
    3. a survey;
    4. inspection;
    5. percussion.

807. The severity of nasolabial folds depends on the condition:
    1. teeth
    2. lymph nodes;
    3. joint
    4. breathing
    5. parodont

808. When opening the oral cavity, you can evaluate:
    1. patient's mood;
    2. the condition of the salivary glands;
    3. the condition of the lymph glands;
    4. degree of opening of the mouth;
    5. degree of tooth’s mobility.

809. The condition of TMJ is assessed by the method:
    1. inspection;
    2. palpation;
    3. EOD;
    4. sensing;
    5. percussion.

810. It is possible to determine the state of masticatory muscles with:
    1. EOD;
    2. palpation of the facial bones;
    3. radiological diagnosis;
    4. movement of the lower jaw;
    5. palpation of the lymph nodes

811. The transitional fold is called:
    1. stage of the disease;
    2. parodontal structure;
    3. the place of transition of the movable mucosa of the lip, cheek to the motionless mucosa of the alveolar process;
    4. the place of transition of the mucous membrane into the submucosa;
    5. the place of transition of the mucous membrane to the periosteum.

812. The condition of the gums is normally determined by three signs:
    1. color, turgor, integrity;
    2. color, configuration, ischemia;
    3. relief, humidity, color;
    4. integrity, nature of closure, color;
    5. nature of closure, relief, color.

813. The level of attachment of the frenum of the upper and lower lip is determined when:
    1. interviewing a patient;
    2. lip examination;
    3. probing;
    4. lip staining;
    5. lip pulling.

814. The condition of the mucous membrane of the vestibule is normally assessed by:
    1. degree of the atrophy;
    2. color, integrity, degree of the hydration;
    3. degree of the inflammation;
    4. the size of the formations on the surface;
    5. the teeth marks.

815. Iatrogenic diseases are those caused by:
    1. careless action of a doctor;
    2. decreased immune defense;
    3. stress
    4. non-specific microbial agents;
    5. specific microbial agents.

816. For examination of the patient in the dental tray must be put:
    1. mirror, probe, excavator;
    2. mirror, probe, trowel;
    3. mirror, spatula, trowel;
    4. mirror, spatula, excavator;
    5. mirror, tweezers, probe.

817. When instrumental examination of the patient using:
    1. corkscrew;
    2. amalgamation;
    3. tweezers;
    4. trowel;
    5. tip.

818. The molars of the lower jaw on the right are indicated by FDI:
    1. 1.3-1.4;
    2. 2.4-2.5;
    3. 4.6-4.7;
    4. 1.6-1.8;
    5. 2.4-2.5.

819. The tool, which has the name "trowel with a corkscrew", is used for:
    1. removing the filling from the cavity;
    2. mixing of filling materials;
    3. inspection of the oral cavity;
    4. separation of circular tooth’s ligament;
    5. filling of the cavity.

820. Periodontal fibers fill the space between:
    1. tooth’s neck and gums;
    2. the neck of the tooth and the alveoli;
    3. the alveoli and periosteum;
    4. alveolus;
    5. roots of two adjacent teeth and gum.

821. The attached part of the gum is connected by the fibers of its own shell with the underlying tissues:
    1. motionless with the periosteum;
    2. motionless with the neck of the tooth;
    3. motionless with periodontal;
    4. free with periodont;
    5. free with periosteum.

822. The gingival sulcus is filled:
    1. intercellular fluid;
    2. gingival and intercellular fluid;
    3. the intercellular fluids, and microorganisms;
    4. gingival fluid and blood plasma;
    5. gingival fluid.

823. The depth of the gingival sulcus is normal (mm):
    1. 0.2;
    2. 2.0;
    3. 2.0-3.5;
    4. 3.5;
    5. 6.0.

824. The hard tissues of the tooth include:
   1. an enamel, a dentin, pulp;
   2. an enamel, a dentin, cement;
   3.an enamel, a dentin, a tooth’s alveolus;
   4. a cement, a gum;
   5. an alveolus of the tooth, the dentin.

825. The cement is the fabric covering the surface:
   1. of the  tooth crown;
   2. of alveoli;
   3. of the tooth root;
   4. of the neck of the tooth;

826. The questioning of the patient begins with:
    1. life’s history;
    2. a medical history;
    3. a clarification of complaints;
    4. an examination of organs and tissues of the oral cavity;
    5. a x-ray examination.

827. The objective examination includes:
    1. complaints of the patient, palpation, and additional methods;
    2. inspection, percussion and additional techniques;
    3. examination, percussion, palpation and additional methods;
    4. examination, palpation and additional methods;
    5. percussion, palpation and additional methods.

828. The percussion is used to determine the condition:
    1. of the periodont;
    2. of soft tissues of the oral cavity;
    3. of  a tooth;
    4. of gums;
    5. of maxillary sinuses.

829. The determination of the depth of the gingival joint is carried out using a probe:
    1. dental and parodontal;
    2. dental tweezers;
    3. dental;
    4. parodontal and dental tweezers;
    5. parodontal.

830. The plaque is the accumulation of bacteria attached to the surface of the tooth:
    1. not washed off by water;
    2. washed off by water;
    3. not removable by mechanical means;
    4. mechanically removable;
    5. chemically removable.

831. The plaque may be:
    1. supragingival, fissure, cervical;
    2. subgingival, fissure, cervical;
    3. subgingival, subgingival, cervical;
    4. subgingival, subgingival,
    5. subgingival, subgingival, fissure.

832. The tartar is a formation on the surface of a tooth:
    1. dense, not calcined, covered with a soft plaque;
    2. calcined, soft plaque;
    3. decalcified;
    4. gel-like;
    3. dense bacterial.

833. Dental deposits can affect the course of inflammatory diseases:
    1. of the  parodont, oral mucosa;
    2. of the  parodont;
    3. of the  parodont, oral mucosa, dental caries;
    4. of the periodont, dental caries;
    5. of the oral mucosa, caries.

834. The tooth plaque contributes to:
   1. the remineralization of the enamel;
   2. the maintaining the integrity of the enamel;
   3. the enamel’s demineralization;
   4. the  remineralization and demineralization of the enamel;
   5. the preserving root’s cement

835. The tartar is a formation on the tooth:
   1. dense, non-calcined, covered with a soft plaque;
   2. dense bacterial;
   3. calcined, covered with a soft plaque;
   4. calcined;
   5. decalcified 

836. To remove the supragingival tartar is used:
   1. а dental excavator;
   2. а parodontal curettes;
   3. а tweezers;
   4. а scaler;
   5. а probe.

837. Parodontal curettes are used to remove:
    1. a supra-gingival tartar;
    2. a subgingival tartar;
    3. an infected root cement;
    4. a plaque;
    5. a granulation of the tissue parodontal pocket.

838. For the application to the mucous membrane use drugs in the form of:
    1. injections;
    2. capsules';
    3. tablets';
    4. gel's;
    5. powder's.

839. An artificial dental crown is
    1. a dental prosthesis that covers the clinical crown of the tooth and restores its anatomical shape, size and function.
    2. a prosthesis covering the clinical crown of the tooth.

840. By the method of fixation, most dental crown designs include
    1. to fixed dentures
    2. to removable dentures

841. An artificial dental crown:
    1. can be used as an independent type of denture
    2. cannot be used as an independent type of denture

842. An artificial dental crown:
    1. used as a part of prostheses of other designs
    2. cannot be used as a part of prostheses of other designs

843. The classification of the artificial crowns by design or by size and method of the tooth coverage:
    1. stamped;
    2. complete, that is, covering all surfaces of the tooth
    3. cast;
    4. equatorial, that is, reaching the equator of the tooth;
    5. telescopic crowns;

844. The classification of the artificial crowns by design or by size and method of tooth coverage:
    1. stamped;
    2. cast;
    3. equatorial, that is, reaching the equator of the tooth;

845. The classification of the artificial crowns by design or by size and method of tooth coverage:
     1. stamped;
     2. cast;
     3. telescopic crowns;

846. The classification of the artificial crowns according to the manufacturing method:
     1. stamped;
     2. complete, that is, covering all surfaces of the tooth
     3. cast;
     4. equatorial, that is, reaching the equator of the tooth;
     5. telescopic crowns

847. The classification of the artificial crowns according to the manufacturing method:
     1. complete, that is, covering all surfaces of the tooth
     2. cast;
     3. equatorial, that is, reaching the equator of the tooth;
     4. telescopic crowns

848. The classification of the artificial crowns depending on the material:
     1. complete, that is, covering all surfaces of the tooth
     2. cast;
     3. equatorial, that is, reaching the equator of the tooth;
     4. combined, that is, lined with plastic, porcelain or other ceramic masses (metal-plastic and metal-ceramic).

849. The classification of the artificial crowns depending on the material:
     1. metal (gold alloys, stainless steel, cobalt-chrome alloys (KHS), silver-palladium, titanium);
     2. complete, that is, covering all surfaces of the tooth
     3. cast;
     4. equatorial, that is, reaching the equator of the tooth;

850. The classification of the artificial crowns depending on the material:
     1. complete, that is, covering all surfaces of the tooth
     2. cast;
     3. equatorial, that is, reaching the equator of the tooth;
     4. non-metallic (plastic, porcelain);

851. The classification of the artificial crowns by purpose:
     1. recovery;
     2. equatorial
     3. cast
     4. non-metallic

852. The classification of the artificial crowns by purpose:
    1. equatorial
    2. supporting (in bridges or other types of prostheses);
    3. cast
    4. non-metallic

853. The classification of the artificial crowns by purpose:
    1. equatorial
    2. fixing (for the retention of drugs, orthodontic or maxillofacial devices);
    3. cast
    4. non-metallic

854. The classification of the artificial crowns by appointment:
    1. equatorial
    2. cast
    3. splinting;
    4. non-metallic

855. The classification of the artificial crowns by appointment:
    1. equatorial
    2. cast
    3. non-metallic
    4. temporary and permanent.

856. Indications for use of crowns:
    1. defects in tooth crowns that cannot be fixed with a filling or tab
    2. healthy (intact) teeth
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

857. Indications for use of crowns:
    1. healthy (intact) teeth
    2. tooth coverings that serve as a support for clasps from removable dentures
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

858. Indications for use of crowns:
    1. healthy (intact) teeth
    2. for the fixation in the treatment by bridges, that is, supporting crowns.
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

859. Indications for use of crowns:
    1. healthy (intact) teeth
    2. with pathological abrasion to prevent the development of further erasure
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

860. Indications for use of crowns:
    1. healthy (intact) teeth
    2. with anomalies: shapes, colors, structures of teeth.
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

861. Indications for use of crowns:
    1. healthy (intact) teeth
    2. for attaching various orthodontic or maxillo-facial apparatus
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

862. Indications for use of crowns:
    1. healthy (intact) teeth
    2. for splinting in parodontal diseases and in jaw fractures
    3. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,
    4. teeth with severe pathological mobility (III degree according to Entin);

863. Contraindications to the use of crowns:
    1. defects in tooth crowns that cannot be fixed with a filling or tab
    2. healthy (intact) teeth
    3. tooth coverings that serve as a support for clasps from removable dentures
    4. for the fixation in the treatment by bridges, that is, supporting crowns.
    5. with pathological abrasion to prevent the development of further erasure
    6. with anomalies: shapes, colors, structures of teeth.

864. Contraindications to the use of crowns:
    1. for the fixation in the treatment by bridges, that is, supporting crowns.
    2. with anomalies: shapes, colors, structures of teeth.
    3. for attaching various orthodontic or maxillo-facial apparatus
    4. for splinting in parodontal diseases and in jaw fractures
    5. teeth with untreated foci of chronic inflammation in the region of marginal or apical parodont,

865. Contraindications to the use of crowns:
    1. defects in tooth crowns that cannot be fixed with a filling or tab
    2. tooth coverings that serve as a support for clasps from removable dentures
    3. with anomalies: shapes, colors, structures of teeth.
    4. for attaching various orthodontic or maxillo-facial apparatus
    5. teeth with severe pathological mobility (III degree according to Entin);

866. The concept of "edentulous" means:
    1. absence of the tooth
    2. absence of the caries
    3. absence of the artificial crowns
    4. absence of the fillings

867. The classification of the materials used for the manufacture of artificial crowns of teeth:
    1. composite
    2. cellulose
    3. silicon

868. The classification of the materials used for the manufacture of artificial crowns of teeth:
    1. cellulose
    2. ceramics
    3. silicon

869. The classification of the materials used for the manufacture of artificial crowns of teeth:
    1. cellulose
    2. silicon
    3. metal

870. A titanium and titanium alloys are used in the manufacture of:
    1. crowns',
    2. fillings'

871. A titanium and titanium alloys are used in the manufacture of:
    1. bridges,	
    2. fillings'

872.  A titanium and titanium alloys are used in the manufacture of:
    1. implants'.
    2. fillings'

873.Requirements for the artificial teeth:
    1. a resistance to the abrasion
    2. to have a bacteriostatic effect

874. Corners of the mouth of the  patients with complete adentia:
    1. sink
    2. raised
    3. omitted
    4. not changed

875. Dental deposits consisting of food residues, bacteria and mucus, which glues it all into a solid mass, it is:
    1. soft dental deposits
    2. hard dental deposits

876. A plaque, formed on the surface of the teeth which includes food residues, dead cells, bacteria, phosphorus salts, iron and calcium:
    1. soft dental deposits
    2. hard dental deposits

877. Soft dental deposits are:
    1. dental deposits consisting of food debris, bacteria and mucus, which glues it all into a solid mass
    2. a plaque formed on the surface of the teeth which includes food residues, dead cells, bacteria, phosphorus, iron and calcium salts.

878. Hard dental deposits are:
    1. dental deposits consisting of food debris, bacteria and mucus, which glues it all into a solid mass
    2. a plaque formed on the surface of the teeth which includes food residues, dead cells, bacteria, phosphorus, iron and calcium salts.

879. The formation of the tartar continues:
    1. from 4.5 to 6 months
    2. from 6 to 12 months
    3. from 12 to 16 months
    4. from 16 to 24 months

880. Symptoms in the presence of dental deposits in the oral cavity:
    1. itching and bleeding gums intensifying during eating rough food or brushing teeth.
    2. food getting stuck between teeth
    3. toothache when eating sweet food
    4. toothache when eating cold food

881. Symptoms in the presence of dental deposits in the oral cavity:
    1. bad breath
    2. food getting stuck between teeth
    3. toothache when eating sweet food
    4. toothache when eating cold food

882. Which of the following stages does not apply to the stages of the plaque formation:
    1. a pellicle
    2. a soft plaque
    3. a tooth’s plaque
    4. a hard plaque
    5. a cuticle

883. The first stage of the plaque formation:
    1. a pellicle
    2. a soft plaque
    3. a tooth’s plaque
    4. a hard plaque
    5. a cuticle

884. The second stage of the plaque formation:
    1. a pellicle
    2. a soft plaque
    3. a tooth’s plaque
    4. a hard plaque
    5. a cuticle

885. The third stage of the plaque formation:
    1. a pellicle
    2. a soft plaque
    3. a tooth’s plaque
    4. a hard plaque
    5. a cuticle

886. The fourth stage of the plaque formation:
    1. a pellicle
    2. a soft plaque
    3. a tooth’s plaque
    4. a hard plaque
    5. a cuticle

887. The professional oral hygiene is performed:
    1. by the patient
    2. by a dentist in a dental chair

888. The individual oral hygiene is performed:
    1. by the patient
    2. by a dentist in a dental chair

889. Methods of the removing of the dental plaque:
    1. mechanical (instrumental);
    2. ultrasonic;
    3. powder-jet using Air Flow
    4. preparation

890. The mechanical method of the removing of the dental plaque is carried out using:
    1 .curettes
    2. drill
    3. spreader
    4. Air flow apparatus

891. The mechanical method of the removing of the dental plaque is carried out using:
    1. skyler
    2. drill
    3. spreader
    4. Air flow apparatus

892. Ultrasonic removal of the removing of the dental plaque is carried out using
    1. curettes
    2. scaler Apparatus
    3. drill
    4. spreader
    5. Air flow apparatus

893. The ultradispersed (powder-jet) removal of the dental plaque is carried out using:
    1. curettes
    2. scaler Apparatus
    3. drills
    4. spreader
    5. Air flow apparatus

894. Manual removal of the supragingival dental deposits is performed using a special tool:
    1. scaler
    2. curettes
    3. spreader
    4. plugger

895. Manual removal of the subgingival dental deposits is performed using a special tool:
    1. scaler
    2. curettes
    3. spreader
    4. plugger

896. Finish the removal of the tyartar by polishing the surfaces of the teeth using polishing pastes, brushes, rubber, silicone heads, cups, as well as polishing discs, strips with fine spraying.
    1. Yes
    2. Not
    3. At the request of the doctor
    4. At the request of the patient

897. The polishing of interdental spaces is carried out using:
    1. silicone heads
    2. cups
    3. polishing discs
    4. fine spray strips.

898. The enamel has the property:
    1. a  regeneration;
    2. a  remineralization;
    3. an  exudation;
    4. an  oxygenation;
    5. a  proliferation.

899. The smallest thickness of tooth enamel in the area:
    1. of  tubercles;
    2. of   fissures on the chewing surface;
    3. of   the neck of the tooth;
    4. of   contact surfaces of the tooth;
    5. of   the bifurcation of roots.

900. The hardest tissue of the human body:
    1. a dentin;
    2. a bone;
    3. a cement;
    4. an enamel;
    5. a pulp.

901. The structural unit of enamel prisms of the tooth:
    1. elastic fibers;
    2. hydroxyapatite crystals;
    3. dentinal tubules;
    4. odontoblasts;
    5. collagen fibers.

902. The cell-free cement topographically:
    1. directly adjacent to the dentin;
    2. localized in the region of the apex of the root;
    3. localized on the interroot surfaces;
    4. covers a layer of secondary dentin;
    5. located under the enamel.

903. The formula of of hydroxyapatite:
    1. Ca9S2 (PO4) 6 (OH) 2;
    2. Ca10 (PO4) 6CO3;
    3. Ca10 (PO4) 6 (OH) 2;
    4. Ca9 (PO4) 6F2;
    5. Ca (OH) 2.

904. The primary dentin is formed in the process of:
    1. the physiological activity;
    2. the formation of the tooth germ;
    3.the pathological abrasion;
    4. the carious decay;
    5. the  chronic tooth injury.

905. The quartzing of a dental office should be carried out per day (number of times):
    1. 1;
    2. 2;
    3. 3;
    4. 4;
    5. 5.

906. The science that creates the most comfortable conditions for the patient to stay at the dentist:
    1. physics;
    2. chemistry;
    3. biology;
    4. ergonomics;
    5. politics.

907. The sterilization of instruments in a dry-heat oven is carried out at a temperature of:
    1. 125 ° C - 45 min;
    2. 160 ° C - 40 min;
    3. 180 ° C - 45 min;
    4. 180 ° C - 60 min;
    5. 200 ° C - 90 min.

908. By the method of the chemical (cold) sterilization sterilize:
    1. mirrors, glass products;
    2. tips;
    3. drills;
    4. disposable syringes;
    5. dressing.

909. Instruments are sterilized in a  dry-heat oven:
    1. tweezers, probe;
    2. mirror, tweezers;
    3. probe, syringe;
    4. mirror, syringe;
    5. cotton balls.

910. Instruments, materials are sterilized by autoclaving:
    1. mirrors, scissors;
    2. gauze swabs, tips;
    3.disposable syringe, needle;
    4.plastic spatula;
    5. drills, rubber heads.

911.  Items that are sterilized in the glassperlen sterilizer:
    1. trays;
    2. endodontic instruments;
    3. suture material;
    4. mirrors;
    5. tips.

912. The temperature regime maintained in the dental office in the cold season:
    1. 15-16 ° ;
    2. 17-18 °;
    3. 18-23 °;
    4. 23-28 °;
    5.28-30 °.

913. The purpose of using the Assistin apparatus:
    1. a tip’s sterilization;
    2. a pre-sterilization cleaning and lubrication of tips;
    3. a disinfection of drills;
    4. a disinfection of endodontic instruments;
    5. a sterilization of drills.

914. The sterile table keeps sterility for  (hours):
     1. 2;
     2. 4;
     3. 6;
     4. 10;
     5. 12.

915. Sterilized products in a kraft package keeps sterility for (days):
     1. 2;
     2. 3;
     3. 5;
     4. 7;
     5. 8.

916. The dry heat sterilization is intended for:
    1. dressing material;
    2. linen’s;
    3. cotton rolls;
    4. all-metal tools;
    5. suture material.

917. The solution used for cold sterilization of dental mirrors:
    1. 1% hydrogen peroxide solution;
    2. 6% hydrogen peroxide solution;
    3. 2% solution of novocaine;
    4. 0.5% chloramine solution;
    5. 75% methyl alcohol.

918. For the initial examination of the patient, you must have:
    1. spatula, excavator, probe;
    2. probe, mirror, tweezers;
    3. probe, mirror, trowel;
    4. probe, trowel, excavator;
    5. tweezers, corkscrew, spatula.

920. To make the cavity filling material is used:
    1. a probe;
    2. an excavator;
    3. a trowel;
    4. a tweezers;
    5. a curette.

921. To determine the depth of the carious cavity is used:
   1. a probe;
   2. a tweezers;
   3. a corkscrew;
   4. a  spatula;
   5. a trowel.

922. For the percussion of the tooth is used:
   1. a  corkscrew;
   2. a  spatula;
   3. an  excavator;
   4. a  mirror handle;
   5. a trowel.

923. The prevention of microorganisms in the wound is provided by:
   1. a disinfection;
   2. an antisepsis;
   3. an asepsis;
   4. a treatment at the hands of the doctor;
   5. a sterilization.

924. Trowels combine:
    1. with a spatula;
    2. with an excavator;
    3. with a corkscrew;

925. For the initial examination of the patient it is necessary to have:
    1. probe, spatula, excavator;
    2. mirror, probe, tweezers;
    3. mirror, trowel;
    4. trowel, excavator;
    5. tweezers, excavator.

926. Anatomical formations of the tooth are:
    1. crown, dentin, top;
    2. pulp, neck, cement;
    3. epithelium, muscle tissue, root;
    4. nerve ganglia, enamel, bone;
    5. crown, neck, root.

927. The tooth performs the function of:
    1. the digestive, musculoskeletal, immune;
    2. reflex, supporting, light protection;
    3. of the speech production which lie the digestive, aesthetic;
    4. of the speech production which lie the digestive, hematopoietic;
    5. motor, immune, hematopoietic.

928. In the primary bite there is no group:
    1. central incisors;
    2. premolars';
    3. molars';
    4. canines';
    5. lateral incisor.

929. The front border of the oral cavity itself is:
    1. the mucous membrane of the lips and cheeks;
    2. the buccal surface of teeth;
    3. the chin skin;
    4. the hyoid mucosa;
    5. the lingual surface of the teeth.

930. The group of major masticatory muscles includes:
    1. a stylohyoid muscle;
    2. the posterior abdomen of the bicuspid muscle;
    3. a muscles of the tongue;
    4. a temporal muscle.

931. The area is included in the topographic area of the face:
    1. buccal;
    2. dentition;
    3. parietal;
    4. occipital;
    5. cervical.

932. The area is included in the topographic area of the face:
    1. supraclavicular;
    2. occipital;
    3. base of the skull;
    4. pharynx;
    5. infraorbital.

933. The temporomandibular joint is:
    1. a joint formed by the upper and lower jaws;
    2. a complex combined joint of the upper and lower jaws;
    3. a joint formed by the mandibular and temporal bones;
    4. a spinal element;
    5. a fragment of facial muscles.

934. The bite is a type of closure of the dentition in the occlusion position:
    1. central;
    2. right side;
    3. front;
    4. left side.

935. The closure of the dentition, characterized by maximum contact of the teeth, is occlusion:
    1. front;
    2. central;
    3. left side;
    4. right side;
    5. back.

936. The occlusion is:
    1. various types of closure of the dentition of the upper and lower jaws;
    2. the state of the relative physiological rest of the muscles of the face;
    3. tooth’s separation;
    4. the movement of the lower jaw.

937. An anomaly of the bite, in which masticatory function is impaired, includes a bite:
    1. biprognatic;
    2. orthognathic;
    3. straight;
    4. open.

938. An occlusion is a special case of the articulation, characterized by:
    1. all movements of the lower jaw;
    2. closing teeth;
    3. a separation of the dentition;
    4. wide open mouth;

939. The occluder is an apparatus that reproduces:
    1. all movements of the lower jaw;
    2. closing and opening jaws;
    3. movements of the lower jaw to the left;
    4. movements of the lower jaw to the right;
    5. movements of the lower jaw forward.

940. The articulation is a concept that includes the ratio of the jaws when:
    1. central occlusion;
    2. lateral occlusion;
    3. anterior occlusion;
    4. the maximum possible positions of the lower jaw;

941. Nasolabial folds of the patients with complete loss of teeth:
    1. pronounced;
    2. smoothed out;
    3. asymmetric;
    4. not changed;
    5. are absent.

942. The occlusal curve is a line drawn along:
    1. cutting edges of the anterior teeth;
    2. cutting edges of anterior teeth and buccal tubercles of premolars and molars;
    3. projections of the tops of the roots of the teeth;
    4. chewing surface of premolars and molars;
    5. on the tops of the tubercles of molars.

943. The central occlusion is characterized by:
    1. multiple fissure-tubercular contact;
    2. left displacement of the incisal line;
    3. contact of chewing groups of teeth on the right;
    4. muscle tension lowering the lower jaw;
    5. displacement of the articular heads forward.

944. Articulators are devices that reproduce:
    1. central occlusion only;
    2. only lateral occlusion;
    3. anterior occlusion only;
    4. all positions and movements of the lower jaw;
    5. only a state of physiological rest.

945. Dental care in full is provided by:
    1. at the territorial dental clinic
    2. in the dental office of the antenatal clinic
    3. in the dental office of an educational institution
    4. in the dental office of the health center

946 Requirements for lighting the dentist's workplace:
    1. two light sources
    2. natural light
    3. three light sources
    4. four light sources

947. The most common dental disease:
    1. parodontal disease
    2. mucosal diseases
    3. a caries
    4. a pulpit and a periodontit

948. The main task of the dental clinic:
    1. home care
    2. diagnostic and treatment services
    3. temporary disability examination
    4. caries prevention

949. The implantology is a section:
    1. of the  orthopedic dentistry
    2. of the  pediatric dentistry
    3. of the  therapeutic dentistry
    4. of the   surgical dentistry
    5. of the  orthodontics

950. The section of the dentistry that studies the etiology, diagnosis, methods of prevention and treatment of dentofacial anomalies is:
    1. the orthopedic dentistry
    2. the children's dentistry
    3. the orthodontics
    4. the therapeutic dentistry
    5. the surgical dentistry

951. The dental service in the country plans, organizes, directs and controls by:
    1. a Ministry of Health
    2. a chief dentist of the region
    3. a head doctor of the dental clinic

952. The registry is a place for the processing and storage of all medical records of patients.
    1. Yes
    2. not

953. The system of preventive measures aimed at preventing the ingress of microorganisms into the wound, organs and tissues of the patient during any medical event is:
    1. an asepsis
    2. an antiseptic

955. The system of measures aimed at reducing the number of microorganisms in the surgical field, the wound is:
    1. an asepsis
    2. an antiseptic

956. To prevent infection, medical personnel must work:
    1. in special clothes, replaceable shoes, gloves.
    2. in special clothes, replaceable shoes, masks, goggles, gloves.
    3. in special shoes, masks.

958. An aseptic is:
    1. a system of measures aimed at reducing the number of microorganisms in the surgical field, the wound.
    2. a system of preventive measures aimed at preventing the ingress of microorganisms into the wound, organs and tissues of the patient during any medical event.

959. Of the physical factors for sterilization, the following can be used:
    1. UV rays and ultrasound,
    2. high temperature (steam, air),
    3. high temperature (steam, air), ultrasound,

960. An antiseptics is:
    1. a system of measures aimed at reducing the number of microorganisms in the surgical field, the wound.
    2. a system of preventive measures aimed at preventing the ingress of microorganisms into the wound, organs and tissues of the patient during any medical event.

961. An aseptics include:
    1. the sterilization of instruments, devices, etc., special handling of the surgeon's hands, compliance with special techniques during medical procedures, implementation of special hygiene and organizational measures.
    2. a system of measures aimed at reducing the number of microorganisms in the surgical field, the wound.

962. A disinfection is:
    1. the process of destroying all microorganisms, including spores, by exposing them to heat, radiation, chemicals, or by filtering.
    2. the process of eliminating pathogens from infected instruments, clothing, surrounding objects by exerting physical or chemical effects on them using disinfectants.

964. The process of eliminating pathogens from infected instruments, clothing, surrounding objects by exerting physical or chemical effects on them using disinfectants.
    1. a disinfection
    2. a sterilization

965. The process of destroying all microorganisms, including spores, by exposing them to heat, radiation, chemicals, or by filtering.
    1. a disinfection
    2. a sterilization

966. The disinfection
    1. is carried out to destroy pathogenic and opportunistic microorganisms (washing tools under running water).
    2. of the tools involves the removal of protein, fat and mechanical impurities, as well as drug residues

967. The pre-sterilization cleaning of instruments
    1. is carried out to destroy pathogenic and opportunistic microorganisms (washing tools under running water).
    2. of the tools involves the removal of protein, fat and mechanical impurities, as well as drug residues

968. Soaking of the tools for 30 minutes in a disinfectant is:
    1. a disinfection
    2. a pre-sterilization treatment
    3. a sterilization

970. Washing tools under running water is:
   1. a disinfection
   2. a pre-sterilization treatment
   3. a sterilization

971. After the sterilization, the instruments are disassembled, sorted, packaged and stored in special apparatus
   1. «Tetra Pak»
   2. «Ultra Light»
   3. «Ultra Pack»

972. The adhesion in the dentistry is:
   1. the connection between heterogeneous surfaces, in particular, the adhesion of the filling material with the tissues of the tooth.
   2. the molecular bond of the tooth
   3. the connection of the filling material with hydroxyapatite crystals

973. The abrasion of the dental materials is:
   1. the indicator of the durability of the filling is expressed in the loss of mass of the sample to its area in contact with the abrasive control, and is expressed in grams per 1 cm2.
   2. the indicator of the color of the filling 
   3. the  expiration date of the dental material

974. The marginal fit of dental materials is a condition that depends on the amount of shrinkage of the filling material, the coefficient of thermal expansion, and adhesion to tooth tissues.
   1. yes
   2. not

975. The compressive and bending strength of dental materials is:
   1. a  resistance of the material to chewing forces.
   2. a  resistance of the material to microbes and bacteria of the oral cavity

976. The curing time of dental materials is:
   1. the time during which the plastic mass becomes solid.
   2. the time during which the mass passes from the molten state to the liquid

977. The density of the batch is made according to the instructions, affects the mechanical strength and chemical strength.
   1. yes
   2. not

980. Aesthetic properties are a range of properties determined by the color scheme and degree of transparency of the material
    1. yes
    2. not

981. The adhesion of the filling material to the hard tissues of the tooth is called:
    1. an adhesion
    2. a  cohesion
    3. a  bonding
    4. all of the above is true

982. Filling materials must have:
    1. a good adhesion
    2. a stain tooth’s tissue
    3. a high toxicity

984. Filling materials must have:
    1. a stain tooth tissue
    2. a high toxicity
    3. a great hardness

985. Filling materials shall not:
    1. a change shape and volume
    2. a have good adhesion
    3. a  have great hardness

986. Filling materials shall not:
    1. a have thermal conductivity
    2. a have good adhesion
    3. a  have great hardness

987. Filling materials shall not:
    1. a  have harmful effects on tooth tissue
    2. a have good adhesion
    3. a  have great hardness

988. Composite materials are used as:
    1. medical gaskets
    2. isolating gaskets
    3. root canal filling
    4. filling for cavities  1-5 classes

989. Adhesive systems in the therapeutic dentistry are used for:
    1. the work with composites, compomers and some polymer-based glass ionomer cements;
    2. with the adhesive fixation of all types of indirect structures, repairs of chips of composite and ceramic cladding;
   for the fixing braces;

990. Adhesive systems in the orthopedic dentistry are used for:
    1. the work with composites, compomers and some polymer-based glass ionomer cements;
    2. with the adhesive fixation of all types of indirect structures, repairs of chips of composite and ceramic cladding;
    3. for the fixing braces;
    4. for filling of the fissures

991. Adhesive systems in the orthodontics are used for:
    1. the work with composites, compomers and some polymer-based glass ionomer cements;
    2. with the adhesive fixation of all types of indirect structures, repairs of chips of composite and ceramic cladding;
    3. for the fixing braces;
    4. for filling of the fissures

992. The composition of the adhesive system may be:
    1. one-, two- or many component;
    2. self-curing
    3. light curing
    4. double curing;
    5. filled 
    6. unfilled
    7. self-etching

993. By the curing method:
    1. one-, two- or many component;
    2. self-curing
    3. filled 
    4. unfilled
    5. self-etching

994. By the curing method:
    1. one-, two- or many component;
    2. light curing
    3. filled 
    4. unfilled
    5. self-etching

995. By the curing method:
    1. one-, two- or many component;
    2. double curing;
    3. filled 
    4. unfilled
    5. self-etching

996. Depending on the filler content:
   1. one-, two- or many component;
   2. self-curing
   3. light curing
   4. double curing;
   5. filled 
   6. self-etching

997. By the curing method:
   1. one-, two- or many component;
   2. self-curing
   3. light curing
   4. double curing;
   5. unfilled
   6. self-etching

998. If the adhesive contains acid, then the system is called.
   1. one-, two- or many component;
   2. self-curing
   3. light curing
   4. double curing;
   5. filled 
   6. unfilled
   7. self-etching

999. The micromechanical adhesion is achieved
   1. due to the adhesion of the elements released from the whole tooth structure (enamel prisms, collagen fibers) with a polymer hardening substance.
   2. formed due to the direct connection of the structural particles of tooth tissue and adhesive

1000. The chemical adhesion
   1. due to the adhesion of the elements released from the whole tooth structure (enamel prisms, collagen fibers) with a polymer hardening substance.
   2. formed due to the direct connection of the structural particles of tooth tissue and adhesive

1001. A copper contained in a silver amalgam:
   1. slows the hardening of the amalgam and increases ductility,
   2. the main reagent that causes the formation of amalgam
   3. gives strength, antibacterial and anticorrosive properties,
   4. gives strength and protects against corrosion,
   5. increases the wettability of mercury initial components in the preparation of amalgam

1002. A silver contained in a silver amalgam:
   1. slows the hardening of the amalgam and increases ductility,
   2. the main reagent that causes the formation of amalgam
   3. gives strength, antibacterial and anticorrosive properties,
   4. gives strength and protects against corrosion,
   5. increases the wettability of mercury initial components in the preparation of amalgam

1003. A tin, located in a silver amalgam:
   1. slows the hardening of the amalgam and increases ductility,
   2. the main reagent that causes the formation of amalgam
   3. gives strength, antibacterial and anticorrosive properties,
   4. gives strength and protects against corrosion,
   5. increases the wettability of mercury initial components in the preparation of amalgam

1004. A zinc contained in a silver amalgam:
   1. slows the hardening of the amalgam and increases ductility,
   2. the main reagent that causes the formation of amalgam
   3. gives strength, antibacterial and anticorrosive properties,
   4. gives strength and protects against corrosion,
   5. increases the wettability of mercury initial components in the preparation of amalgam

1005. A mercury contained in a silver amalgam:
   1. slows the hardening of the amalgam and increases ductility,
   2. the main reagent that causes the formation of amalgam
   3. gives strength, antibacterial and anticorrosive properties,
   4. gives strength and protects against corrosion,
   5. increases the wettability of mercury initial components in the preparation of amalgam

1006. Finishing of the amalgam filling.
   1. produce at the next patient visit (after 24 hours)
   2. produce at the next patient visit (after 74 h)
   3. produce at the next patient visit (after 1 month)

1007. Features of the preparation of cavities under the amalgam:
   1. The cavities should be prepared at an acute angle and have a box-shaped
   2. The cavities should be prepared at right angles and have a box-shaped shape.
   3. The cavities should be prepared at an obtuse angle and have a box-shaped shape.

1008. Features of the preparation of cavities under the amalgam:
   1. the  additional retention for holding amalgam is not needed
   2. the  additional retention required to hold the amalgam

1009. Features of the preparation of cavities under the amalgam:
   1. The edges of the enamel must be beveled at an angle of 9 degrees
   2. The edges of the enamel should be beveled at an angle of 25 degrees
   3. The edges of the enamel should be beveled at an angle of 45 degrees
   4. The edges of the enamel should be beveled at an angle of 55 degrees

1010. Mixing of the amalgam in the amalgam mixers.
   1. Mixing time - from 10 to 20 seconds
   2. Mixing time - from 15 to 60 seconds
   3. Mixing time - from 40 to 120 seconds
   4. Mixing time - from 110 to 120 seconds

1011. The needle, or traditional (ordinary) amalgam:
   1. "Packing" amalgam is regulated by changing the proportions of the components.
   2. Characterized by soft packaging
   3. It is characterized by stiffness during packaging.

1012. The spherical amalgam:
   1. "Packing" amalgam is regulated by changing the proportions of the components.
   2. Characterized by soft packaging
   3. It is characterized by stiffness during packaging.

1013. The mixed amalgam:
   1. "Packing" amalgam is regulated by changing the proportions of the components.
   2. Characterized by soft packaging
   3. It is characterized by stiffness during packaging.

1014. The needle, or traditional (ordinary) amalgam is obtained by:
   1. grinding an amalgam alloy ingot on a lathe to produce sawdust.
   2. by spraying molten amalgam in an inert gas.
   3. obtained by mixing two powders.

1015. A spherical amalgam is obtained by:
   1. grinding an amalgam alloy ingot on a lathe to produce sawdust.
   2. by spraying molten amalgam in an inert gas.
   3. obtained by mixing two powders.

1016. A mixed amalgam is obtained by:
   1. grinding an amalgam alloy ingot on a lathe to produce sawdust.
   2. by spraying molten amalgam in an inert gas.
   3. obtained by mixing two powders.

1017. Modern dental silver amalgams in their composition contain:
   1. zinc
   2. tin
   3. mercury
   4. potassium
   5. magnesium

1018. The percentage of the silver in the amalgam:
   1. up to 2%
   2.  2 - 6%
   3. 25 - 29%
   4.  until 3 %,
   5. 66- 73%

1019. The percentage of the tin in the amalgam:
   1. up to 2%
   2.  2 - 6%
   3. 25 - 29%
   4.  until 3 %,
   5. 66- 73%

1020. The percentage of the copper in the amalgam:
   1. up to 2%
   2.  2 - 6%
   3. 25 - 29%
   4.  until 3 %,
   5. 66- 73%

1021. The percentage of the zinc in the amalgam:
   1. up to 2%
   2.  2 - 6%
   3. 25 - 29%
   4.  until 3 %,
   5. 66- 73%

1022. Percentage of the mercury in amalgam:
   1. up to 2%
   2.  2 - 6%
   3. 25 - 29%
   4.  until 3 %,
   5. 66- 73%

1023. Indications for use of amalgams (Black classes):
   1. I class, 
   2. II class,
   3. III class,
   4. IV class,

1024. To make the amalgam into the cavity, the following tools are needed:
   1. a  plugger
   2. a  spatula
   3. a  finisher
   4. a  polisher
   5. an amalgamotreger

1025. Which filler can not be used for filling root canals of the central teeth?
   1. Pastes based on the eugenol and zinc oxide;
   2. the resorcinol - formalin paste

1026. Gutta-percha pins are:
   1. fillers
   2. sealers

1027. Fixing cements filling the space between the gutta-percha pins and the walls of the root canal are:
    1. fillers
    2. sealers

1028. For the root canal filling, all listed filling materials can be used, except:
   1. Dycal
   2. Endometasone
   3. AH plus
   4. a zinc oxide eugenol paste

1029. Sealers are used as:
   1. a medical gaskets
   2. a isolating gaskets
   3. a fissure sealant
   4. a material for the root canal filling 

1030. Temporary filling materials for root canal closure:
   1. must necessarily be replaced with permanent filling materials.
   2. can not be changed to permanent

1031. A group of materials from which dentures and apparatuses are directly made?
   1. basic;
   2. auxiliary;
   3. secondary.

1032. A group of materials used for carrying out technological processes and clinical stages in the manufacture of prostheses and devices?
   1. basic;
   2. auxiliary;
   3. the main ones.

1033. What is the optimal contact wetting angle to create a strong adhesive bond?
    1.> 90 °
    2. <90 °
    3. << 90 °

1034. Which contact angle of contact is the most unreliable to create an adhesive bond?
    1. > 90 °
    2. <90 °
    3. << 90 °

1035. The composition of еруormokers includes:
   1. Organically modified ceramics.
   2. Glass ionomer.
   3. Composite

1036. The composition of the compomers includes:
   1. Organically modified ceramics.
   2. Glass ionomer.
   3. Composite

1037. The impression materials belong to the group:
   1. basic materials;
   2. auxiliary materials.

1038. What image of the tissues of the prosthetic bed is obtained using the impression?
   1. negative;
   2. positive
   3. combined.

1039. What is the name of the period of time measured between the start of mixing and the start of binding (curing) of the impression material?
   1. mixing time;
   2. work time;
   3. binding time.

1040. The artificial teeth for use in prostheses may be:
   1. plastic
   2. plastic and porcelain
   3. plastic, porcelain, metal
   4. porcelain and metal

1041. A material least dependent on moisture during filling:
   1. a  glass ionomer cement
   2. a  amalgam
   3. a  compomer
   4. a  composite

1042. The most toxic material for the pulp:
   1. a  silicate cement
   2. a  polycarboxylate cement
   3. a  glass ionomer cement
   4. an  amalgam

1043. The phenomenon of the galvanism in the oral cavity can cause:
   1. a glass ionomer cement
   2. a  silicophosphate cement
   3. a  amalgam
   4. a composite

1044. There is no adhesion to the tooth’s tissues in the filling material:
   1. a  glass ionomer cement
   2. a  composite
   3. a  compomer
   4. an  amalgams

1045. The material with the highest thermal conductivity:
   1. a mineral cement
   2. a polymer cement
   3. an amalgam
   4. a composite

1046. As a medical gaaskets used:
   1. Dycal
   2. Filtek z250
   3. Adgesor
   4. dentin paste

1047. The restoration materials include:
   1. Dycal
   2. Filtek z250
   3. Adgesor
   4 dentin paste

1048. The disadvantage of the amalgam:
   1. a low compressive strength
   2. a fragility
   3. a low hardness
   4. an absence of the adhesion to the tooth’s tissues

1049. When treating teeth of which class according on Black, the packable composite is most shown:
   1. carious cavity of the III class on Black
   2. carious cavity of the V class in a canine
   3. carious cavity of the V class in a molar
   4. carious cavity of the II class in a molar

1050. The greatest amount of fluoride ions is produced by cement:
   1. silicate
   2. silicophosphate
   3. glass ionomer

1051. The classification of the composite materials by substance consistency:
   1. low density composites (liquid, flowable).
   2. double curing
   3. light curing composites
   4. nanohybrid composites
   5. microhybrid composites

1052 The classification of the composite materials by substance consistency:
   1. high density composite materials (packable) composites;
   2. double curing
   3. light curing composites
   4. nanohybrid composites
   5. microhybrid composites

1051. The classification of the composite materials by substance consistency:
   1. medium density composite materials;
   2. double curing
   3. light curing composites
   4. nanohybrid composites
   5. microhybrid composites

1052. The classification of the composite materials according to indications for use:
   1. Chemically curable composite materials.
   2. Universal composite materials.
   3 Light curing composite materials
   4. nanohybrid composites

1053. The classification of the composite materials according to indications for use:
   1. Chemically curable composite materials.
   2. Light curing composite materials
   3. Composite materials for restoration of posterior teeth.
   4. nanohybrid composites

1054. The classification of the composite materials according to indications for use:
   1. Chemically curable composite materials.
   2. Light curing composite materials
   3. Composite materials for restoration of anterior teeth.
   4. nanohybrid composites

1055. The classification of the composite materials by the method of the polymerization:
   1. Chemically curable composite materials.
   2. Universal composite materials.
   3. Composite materials for restoration of anterior teeth.
   4. Composite materials for restoration of posterior teeth.
   5. nanohybrid composites

1056. The classification of the composite materials by the method of the polymerization:
   1. Universal composite materials.
   2. Light curing composite materials
   3. Composite materials for restoration of anterior teeth.
   4. Composite materials for restoration of posterior teeth.
   5. nanohybrid composites

1057. Temporary filling materials must
   1. ensure tight closure of the tooth cavity
   2. irritate the preapical tissues
   3. stain tooth walls in red-pink

1058. Materials for isolating gaskets shall:
   1. resist pressure
   2. react with composites
   3. shrink after setting
   4. conduct heat and cold

1059. Materials for isolating gaskets shall:
   1. prevent fluid movement in the dentinal tubules and seal them tightly
   2. react with composites
   3. shrink after setting
   4. conduct heat and cold

1060. Materials for isolating gaskets shall:
   1. be a temperature and chemical insulator
   2. react with composites
   3. shrink after setting
   4. conduct heat and cold

1061. Materials for medical gaskets should:
   1. have anti-inflammatory, antimicrobial, odontotropic effects
   2. stain tooth tissue in dark brown
   3. enter into a chemical reaction with cushioning and permanent filling materials
   4. irritate tooth pulp

1062. Materials for medical gaskets should:
   1. stain tooth tissue in dark brown
   2. enter into a chemical reaction with cushioning and permanent filling materials
   3. irritate tooth pulp
   4. provide strong sealing of the underlying dentin, connection with tooth tissues, cushioning and permanent filling materials

1063. The composition of the filling materials are divided into:
   1. medical;
   2. preventive;
   3. metal (amalgams, alloys);
   4. restoration;
   5. silants.

1064. For the filling of the chewing group of teeth, filling materials are used:
   1. microfiles;
   2. minifiles;
   3. medical pads;
   4. silants;
   5. water dentin.

1065. By type of the polymerization, filling materials are divided into:
   1. cements;
   2. composites;
   3. silants;
   4. preventive;
   5. chemical curing.

1066. The filling material shall:
   1. have a pH = 7;
   2. abrade antagonists;
   3. stain the color of the tooth;
   4. have low thermal conductivity;

1067. The shrinkage of the filling material is:
   1. a micropore formation between hydroxyapatite crystals;
   2. a resistance of the filling to dissolution in the oral fluid;
   3. a reduction of the filling material in volume;
   4. a adhesion of the filling material with the tissues of the tooth;
   5. a  hermetic cavity closure.

1068. An artificial dentin is used as:
   1. temporary fillings;
   2. permanent fillings;
   3. medical gaskets;
   4. tabs
   5. root fillings.

1069. The water dentin is used as:
   1. temporary fillings;
   2. permanent fillings;
   3. medical gaskets;
   4. tabs
   5. root fillings.

1070. The requirement for the materials for dressings (temporary fillings):
   1. should dissolve in saliva;
   2. should dissolve;
   3. must tightly close the tooth cavity;
   4. should prolong (lengthen) the effect of anesthesia.

1071. Temporary filling materials are introduced into the cavity:
   1. in one portion;
   2. in layers;
   3. restoring contact points;
   4. restoring tubercles;

1072. The time of complete (final) hardening of the dentin paste:
   1. 2-3 min;
   2. 3-5 min;
   3. 40 min;
   4. 2-3 hours;
   5. 10-12 hours

1073. Materials for medical gaskets should:
   1. not hardening;
   2. stick to the tool;
   3. have a therapeutic effect on the tissue of the tooth cavity.

1074. For medical gaskets use:
   1. a zinc sulfate cement;
   2. a glass ionomer cements;
   3. combined medicinal pastes;
   4. mummifying pastes;
   5. a dentin paste.

1075. The thickness of the overlay of the medical gaskets should be (mm):
   1. no more than 0.5;
   2. 0.5-1.5;
   3. 1.5-2.0;
   4. 2.0-3.0;
   5. more than 3.0.

1076. By appointment, filling materials are divided:
   1. on metal (amalgams, alloys);
   2. on non-metallic (cements, composites);
   3. for chewing teeth;
   4. on adhesives;
   5. on medical gaskets

1077. By type of the polymerization, filling materials are divided into:
   1. metal;
   2. isolating;
   3. preventive;
   4. light curing;
   5. medicinal.

1078. By type of the polymerization, filling materials are divided into:
   1. metal;
   2. isolating;
   3. preventive;
   4. double curing;
   5 medicinal.

1079. An adhesion is a process characterized by:
  1. an adhesion of the filling material to the tissues of the tooth;
  2. an increase in filling material in volume;
  3. a reduction of filling material in volume;
  4. a viability of the filling;
  5. a color stability of the filling.

1080. The filling material shall:
   1. dissolve in saliva;
   2. fray;
   3. abrade antagonists;
   4. keep shape and volume for a long time;
   5. stick to tools.

1081. The representative of the zinc sulfate cements is:
   1. an amalgam;
   2. a  silicin;
   3. an  artificial dentin;
   4. a  Life
   5. a zinc-eugenol cement.

1082. The disadvantages of the water dentin include:
   1. layering;
   2. ease of administration and excretion;
   3. the need for condensation in the cavity;
   4. insufficient strength;
   5. cheapness.

1083. The complete solidification time of the oil dentin is:
   1. 2-3 min;
   2. 60 min;
   3. 2-3 hours;
   4. 12 h;
   5. 24 h

1084. The dentin paste is mixed on:
   1. the special paper;
   2. the smooth glass surface;
   3. the wooden surface;
   4. not kneading (available in finished form);
   5. the hand.

1085. Medical gaskets have the effect of:
   1. indifferent;
   2. proteolytic;
   3. anti-inflammatory;
   4. necrotizing;
   5. mummifying.

1086. The treatment gaskets covers:
   1. a bottom and walls;
   2. a bottom;
   3. walls;
   4. a bottom and walls to the enamel-dentin border;
   5. a contact surface.

1087 Isolating gaskets are designed for:
   1. the  isolation of dentin and tooth pulp;
   2. the pulp’s mummification;
   3. the fluorine saturation of the tooth lattice

1088. Materials for medical gasketrs should:
   1. be double cured;
   2. fixed with adhesive;
   3. superimposed to the enamel-dentin border;
   4. Do not irritate the pulp;
   5. be indifferent.

1089. According to the chemical composition, filling materials are divided into:
    1. materials for anterior teeth;
    2.  materials for chewing teeth;
    3.  metal (amalgams, alloys);
    4. silants;
    5. isolating gaskets.

1090. The polymerization of the filling materials is:
    1.  metal;
    2. light (photo);
    3 .adhesive;
    4. activated;
    5. inhibited.

1091. The polymerization of the filling materials is:
    1.  metal;
    2. chemical;
    3. adhesive;
    4.activated;
    5.ingibited.

1092. Silants are materials for:
    1. temporary fillings and dressings;
    2. permanent fillings;
    3. root canal filling;
    4. fissure sealing;
    5. fixing orthopedic structures.

1093. The filling material shall:
    1. be resistant to abrasion;
    2. have thermal conductivity;
    3. abrade antagonists;
    4. to be viscous;
    5. to shrink.

1094. The dentin paste is used for:
     1. reduce thermal conductivity of the amalgam;
     2. isolation from composite materials;
     3. stimulation of the secondary dentin’s formation;
     4. closing the bottom and walls of the cavity to the enamel-cement border;
     5. temporary isolation of the tooth cavity.

1095. The representative of the temporary filling is:
    1. a zinc-eugenol cement;
    2. a zinc sulfate cement;
    3. a dentin paste;
    4. a phosphate cement.

1096. Determine the period of the application of the dentin paste:
     1. 12-24 h;
     2. 1-3 days;
     3. up to 1 month;
     4. up to 6 months;
     5. up to 12 months

1097. The oil dentin consists of:
    1. zinc oxide, zinc sulfate, koalin;
    2. artificial dentin powder mixed in oil;
    3. zinc oxide, eugenol;
    4. lysozyme, vitamin A in oil and zinc oxide;
    5. zinc oxide, an aqueous solution of phosphoric acid.

1098. The medical gaskets is superimposed on:
   1. a contact point;
   2. a   cutting edge;
   3. a  clinical neck of the tooth;
   4. a bottom of the cavity;
   5. a  bottom and walls.

1099. The medical gaskets should:
    1. do not irritate the pulp;
    2. diffuse into periodont;
    3. fix with adhesive.

1100. The medical gaskets have the effect of:
    1. mummifying;
    2. odontotropic;
    3. necrotizing;
    4. indifferent;
    5. fixing.

1101. What surface of the carious cavity is covered by the medical gasket:
    1. a bottom;
    2.  walls;
    3. an enamel;
    4. a bottom and walls;
    5. corners.

1102. The representative of the therapeutic gaskets is:
     1. a zinc sulphate;
     2. “Life”;
     3. an artificial dentin;
     4. a zinc oxide;
     5. a dentine-paste.

1103. For medical treatment of the carious cavity it is recommended to use:
     1. an  alcohol;
     2. a chlorhexidine solution;
     3. an iodine solution;
     4. an alcohol, an ether;

1104. The dentin paste is introduced into the carious cavity with the help of:
     1. the probe's;
     2. the cotton swab;
     3. the spherical drill;
     4. the sickle trowel;
     5. the  excavator's.

1105. The curing time of the artificial aqueous dentin is:
     1. 1/2-1 min.;
     2. 2-3 min;
     3. 8-10 min.;
     4. 3 hours;
     5. 10-12 h.

1106. The silicophosphate cements include:
    1. a  silicon;
    2. a  silica;
    3. a  wisfat;
    4. a  phosphate cement;

1107. As a therapeutic gaskets used:
    1. an artificial dentin;
    2. a  calcium hydroxide-based pastes;
    3. a dentin-paste;
    4. a resorcinol-formalin paste;
    5. a phosphate-cement.

1108. What surface of the carious cavity is covered by the isolating gasket:
     1. a bottom;
     2. walls;
     3. an  enamel;
     4. a bottom and walls;
     5. corners.

1109. The glass ionomer cement for gaskets has the property:
    1. adhesion to the enamel and dentin;
    2. solubility in the saliva;
    3. staining of the tooth’s structure;
    4. transparency;
    5. toxicity.

1110. The etching of the hard tissues of the tooth is carried out in order to:
    1. the remineralization;
    2. the  diagnosis of the caries;
    3. the  adhesion improvements;
    4. the anesthesias;
    5. the sclerosis.

1111. For etching of the enamel an acid is used, which has a concentration of (%):
     1. 10;
     2. 20;
     3. 37;
     4. 40;
     5. 50.

1112. The etching of the enamel is carried out before applying a filling from:
    1. a  GIC;
    2. a composite's;
    3. a  polycarboxylate cement;
    4. a silver amalgam;
    5. a  silicate phosphate cement.

1113. The grinding and the polishing of the filling of the composite material is carried out through:
     1. 5 min;
     2. 1 h;
     3. 3 days;
     4. 1 day;
     5. 1 week.

1114. The polishing of the filling of the glass ionomer cement is carried out after its imposition through:
     1. 5 min;
     2. 1 h;
     3. 1 day;
     4. 1 week;
     5. 2 weeks.

1115. Contraindications to filling of the cavities by a silver amalgam are classes on Black:
     1. I, II, V;
     2. III, IV, I;
     3. I, III, V;
     4. II, V, IV;
     5. III, VI.

1116. For permanent fillings use:
    1. a composite material;
    2. a dentin-paste;
    3. a zinc eugenol pastes;
    4. a gutta-percha;
    5. a zinc-phosphate cements.

1117. The dentin paste belongs to the group of cements:
     1. silicate;
     2. silicophosphate;
     3. zinc-sulfate materials;
     4. glass ionomer;
     5. polycarboxylate.

1118. When modeling the contact surface of the tooth is used:
     1. a probe;
     2. a matrix;
     3.  an excavator;
     4. a spatula;
     5. a tweezers.

1119. For filling of the carious cavity in the neck of the 1.1 tooth on the vestibular side is used:
    1. a  dentin;
    2. a  composites;
    3. a  gutta-percha;
    4. a  zinc-euginol paste;

1120. Halogen lamps are used for:
    1. the disinfection of the surgical field;
    2. the drying of the oral cavity;
    3. the remineralization of the enamel;
    4. the disinfection of the cabinet;
    5. the polymerization of the composite.

1121. The final stage of filling cavities with composite filling materials is:
     1. etching of the enamel;
     2.filling’s modeling;
     3. the isolation from saliva;
     4. the grinding and polishing fillings;
     5. the photopolymerization.

1122. The choice of the color of the composite material should be determined when:
      1.in daylight;
      2. artificial lighting;
      3. daylight in the morning;
      4. daylight in the afternoon;
      5. artificial lighting in the morning.

1123. The negative property of the silicate filling materials is:
      1.color matching enamel;
      2. plastic;
      3. fragility, toxicity;
      4.  mechanical strength;
      5. remineralization.

1124. For the adhesion of a composite material during restoration of cavities, the following is used:
     1. a phosphate cement;
     2. a bonding system;
     3. a  37% phosphoric acid;
     4. a calcium hydroxide paste;
     5. an  artificial dentin.

1125. The choice of the  color of the composite material is carried out:
      1. a doctor;
      2. the patient;
      3. an assistant;
      4. an assistant and patient;

1126. When filling cavities by the method of "closed sandwich" gasket:
      1. overlaps with composite;
      2. does not overlap with a composite;
      3. not used;
      4. superimposed on the edges of the cavity;
      5. superimposed on the walls and edges.

1127. When filling cavities using the "open sandwich" method, the gasket:
      1. overlaps with composite;
      2. does not overlap with a composite;
      3. superimposed on the bottom and walls;
      4. superimposed on the edges of the cavity;
      5. superimposed on the edge wall.

1128. With occlusal access to the preparation of a carious cavity of the class II, carry out:
      1. wide excision of tooth tissues from the chewing surface;
      2. fissure on chewing surface;
      3. from a tubercles of a chewing surface;
      4.  from the vestibular surface.

1129. When filling with a sandwich technique, the following materials are used:
      1. a  glass ionomer cement and composite;
      2. a phosphate cement and silidont;
      3. a  phosphate cement and silicin;
      4. a phosphate cement and amalgam;
      5. a   glass ionomer cement and amalgam.

1130. Complete (total) etching means the effect of phosphoric acid on:
       1. a  cement;
       2. an  enamel and a cement;
       3. a  dentin and a cement;
       4. an  enamel and a dentin;
       5. an  enamel.

1131. The negative property of the macro-filled composite materials is:
      1. strength, radiopacity;
      2. strength, poor polishability;
      3.  accumulation of plaque on the surface;
      4. toxicity.

1132. The positive property of the macro-filled composite materials is:
      1. strength;
      2. low color fastness;
      3. radiopacity;
      4.  plastic;
      5. aesthetics.

1133. The negative property of the macro-filled composites is:
      1. high color fastness;
      2.  difficulty polishing;
      3.  mechanical strength;
      4. aesthetics;
      5. radiopacity

1132. Positive properties of the materials based on calcium hydroxide:
     1.  odontotropic effect;
     2. solubility in water and saliva;
     3. high shrinkage.

1133. Positive properties of the zinc phosphate cements:
      1. oral solubility;
      2. does not have toxicity;
      3. strength;
      4. aesthetics;

1134. Negative properties of the zinc phosphate cements:
     1. viscosity, insufficient strength;
     2. toxicity;

1135. A contraindication to the use of silver amalgam is the presence of:
    1. dentures made of the gold;
    2. cavities of class I;
    3.cavities of class II;
    4. cavities of the V class (in molars);

1136. The grinding and the polishing of the amalgam fillings is carried out through:
     1. 10 minutes;
     2. 30 min;
     3. 2 hours
     4. 24 h;
     5. 48 h

1137. The positive property of the glass ionomer cements is:
     1. chemical adhesion;
     2. sensitivity to moisture;
     3.  mechanical strength;
     4. fragility.

1138. The negative property of the silver amalgam is:
     1. thermal conductivity;
     2. hardness;
     3. plastic;
     4.  moisture resistance;
     5. strength.

1139. As an isolating gaskets under amalgam fillings use:
     1. silicin;
     2. phosphate cement;
     3. dentine;
     4. sealer.

1140. Positive properties of the silicate cements:
     1.  aesthetics;
     2. high toxicity;
     3. fragility;
     4. shrinkage during hardening;

1141. Negative properties of the silicate cements:
      1. fragility;
      2. aesthetic qualities;
      3. ease of use

1142. The indication for filling with silicate cements are cavities.:
      1. III;
      2. IV, V;
      3. I;
      4. II;
      5. II, IV.

1143. The positive properties of the silicophosphate cements are:
     1. mechanical strength, plasticity;
     2. toxicity;
     3. insufficient resistance to the environment of the oral cavity;
     4. not aesthetics;
     5. shrinkage.

1144. Indications for the use of the silicophosphate cements are carious cavities.:
      1. IV;
      2. II;
      3. III, IV;
      4. class I cavities - in incisors;
      5. I, IV.

1145. The main disadvantage of the microhybrid composites is:
      1. strength;
      2. color fastness;
      3. polymerization shrinkage;
      4. polishability.

1146. Microhybrid composites are used for filling carious cavities of the class:
     1.  I, V;
     2.  I;
     3. II;
     4. III, IV;

1147. The main components of thepowder of the artificial dentin are oxides:
    1. zinc and zinc sulfate;
    2. zinc and magnesium;
    3. aluminum and zinc;
    4.  calcium and zinc;
    5.  magnesium and aluminum.

1148. The representative of the group of the glass ionomer cements is:
    1.silica;
    2. silicon;
    3. dentin;
    4. Fuji;

1149. The group of the zinc-phosphate cements includes:
    1. silica;
    2. silicon;
    3. Unifas;
    4. Fuji;

1150. The main representative of the silicate cements is:
    1. silica;
    2. silicon;
    3. noracryl

1151. A wisfate cement at a dental appointment is mainly used for:
    1. the fixation of artificial crowns;
    2. the filling cavities of the class IV;
    3. the filling cavities of the V class;
    4. the medical gaskets.

1152. For mixing phosphate cements, the following is used:
     1. polyacrylic acid;
     2. distilled water;
     3. orthophosphoric acid;
     4. maleic acid;
     5. saline.

1153. Bonding systems include:
     1.  orthophosphoric acid;
     2. primer and adhesive;
     3.  hydrochloric acid;
     4.  hydrofluoric acid;
     5. polyacrylic acid.

1154. Flowing (liquid) composites are introduced into the cavity by:
   1. the  trowel;
   2. the corkscrew;
   3.  squeezed out of the syringe;
   4.the amalgamotreger.

1155. As the isolating gaskets used materials:
    1.silicate;
    2. zinc sulfate;
    3. silicophosphate;
    4. glass ionomer;
    5.  composite.

1156. By the method of curing, composite materials are divided into:
    1. liquid (flowing) composites;
    2. condensable composites.
    3. chemical curing composites;

1157. The optimal thickness of the overlay portion of the light-cured composite material is (mm):
   1. 1.5-2;
   2. 2-3;
   3. 3-4;
   4. 4-5;
   5. 6-7.

1158. The application of the chemical curing composite is carried out:
     1.in one portion;
     2. layer by layer
     3. three layers;

1159. The overlay of the composite light curing is carried out:
     1. in one portion;
     2. layer by layer

1160. Basic requirements for the bioinert material
     1. It forms an adhesive bond with hard tissues of the tooth.
     2.  Does not damage the pulp and soft tissues of the oral cavity
     3. It has a healing and regenerative effect

1161. Basic requirements for the bioinert material
     1. It forms an adhesive bond with hard tissues of the tooth.
     2.  Does not contain harmful substances
     3. It has a healing and regenerative effect

1162. Basic requirements for the bioinert material
     1. It forms an adhesive bond with hard tissues of the tooth.
     2. It has a healing and regenerative effect
     3.Does not contain sensitizing substances that cause an allergic reaction.

1163. Basic requirements for the bioinert material
    1. It forms an adhesive bond with hard tissues of the tooth.
    2. It has a healing and regenerative effect
    3.  Not carcinogenic

1164. Basic requirements for the biocompatible material
      1.  Does not contain harmful substances
      2. It has a healing and regenerative effect
      3.  Does not contain sensitizing substances that cause an allergic reaction.
      4. Not carcinogenic

1165. Basic requirements for the biocompatible material
     1. It forms an adhesive bond with hard tissues of the tooth.
     2. Does not damage the pulp and soft tissues of the oral cavity
     3.  Does not contain harmful substances
     4.  Does not contain sensitizing substances that cause an allergic reaction.

1166. Categories of dental biomaterials:
     1. By the duration of the contact of the material with the body
     2. By contact with the filling
     3. In contact with a saliva

1167. Categories of dental biomaterials:
     1. By the nature of the contact of the material with the body
     2. By contact with the filling
     3. In contact with a saliva

1168. Categories of dental biomaterials by the duration of the contact of the material with the body:
     1. once or many times less than 24 hours
     2. bone tissue, hard tissues of the tooth,
     3. with periodontal tissues, with a  blood,
     4. with a skin
     5.  with a pulp of the tooth.

1169. Categories of dental biomaterials by the duration of the contact of the material with the body:
      1. once or repeatedly, more than 24 hours, but less than 30 days
      2. with the mucous membranes of the oral cavity,
      3. bone tissue, hard tissues of the tooth,
      4.  with periodontal tissues, with a  blood,

1170. Categories of dental biomaterials by the duration of the contact of the material with the body:
     1. constant contact, more than 30 days.
     2. with the mucous membranes of the oral cavity,
     3. with a skin
     4. with a pulp of tooth

1171. Categories of dental biomaterials by the nature of the contact of the material with the body:
   1. once or many times less than 24 hours
   2.  with oral mucous membranes
   3. once or repeatedly, more than 24 hours, but less than 30 days.
   4. constant contact, more than 30 days.

1172. Categories of dental biomaterials by the nature of the contact of the material with the body:
    1. bone tissue, hard tissues of the tooth
    2. once or many times less than 24 hours
    3. once or repeatedly, more than 24 hours, but less than 30 days.
    4. constant contact, more than 30 days.

1173. Categories of dental biomaterials by the nature of the contact of the material with the body:
    1. once or many times less than 24 hours
    2.once or repeatedly, more than 24 hours, but less than 30 days
    3.  constant contact, more than 30 days.
    4. with periodontal tissues, with blood,

1174. Categories of dental biomaterials by the nature of the contact of the material with the body:
    1.once or many times less than 24 hours
    2. once or repeatedly, more than 24 hours, but less than 30 days.
    3. constant contact, more than 30 days.
    4.  With a skin

1175. Categories of dental biomaterials by the nature of the contact of the material with the body:
   1. once or many times less than 24 hours
   2. once or repeatedly, more than 24 hours, but less than 30 days.
   3. constant contact, more than 30 days.
   4.With a pulp of tooth

1176. Test methods for biological evaluation of dental materials. O level - this:
    1. Initial Express Tests
    2. Sanitary - chemical tests
    3. Preclinical tests, appointments (on animals)
    4. Animal Experimental Tests

1177. Test methods for the biological evaluation of dental materials. Level I is:
    1. Initial Express Tests
    2. Sanitary - chemical tests
    3. Preclinical tests, appointments (on animals)
    4. Animal Experimental Tests

1178. Test methods for the biological evaluation of dental materials. Level II is:
    1. Initial Express Tests
    2. Sanitary - chemical tests
    3. Preclinical tests, appointments (on animals)
    4. Animal Experimental Tests

1179. Test methods for the biological evaluation of dental materials. Level III is:
    1. Initial Express Tests
    2. Sanitary - chemical tests
    3. Preclinical tests, appointments (on animals)
    4. Animal Experimental Tests

1180. Hygienic properties of materials is the ability of dental materials to be cleaned with conventional hygienic toothbrushes and not to change their properties under the influence of various hygiene products
    1. Yes
    2.  Not

1181. Organoleptic properties of materials. Restorative material should not have an unpleasant taste and smell.
    1. Yes
    2. Not

1182. The aesthetic properties of materials include:
    1. color and color fastness
    2. component mixing time
    3. hardening time
    4.consistency and fluidity

1183. The aesthetic properties of materials include:
    1. translucency,
    2.component mixing time
    3. hardening time
    4. consistency and fluidity

1184. The aesthetic properties of materials include:
    1. surface smoothness
    2. component mixing time
    3. hardening time
    4. consistency and fluidity

1185. The aesthetic properties of materials include:
    1. fluorescence.
    2. component mixing time
    3. hardening time
    4. consistency and fluidity

1186. The technological properties of materials include:
   1. color and color fastness
   2. translucency,
   3. surface smoothness
   4. fluorescence.
   5.  component mixing time

1187. The technological properties of materials include:
    1.color and color fastness
    2. translucency,
    3. surface smoothness
    4.fluorescence.
    5. hardening time

1188. The technological properties of materials include:
    1. color and color fastness
    2. translucency,
    3. surface smoothness
    4. fluorescence.
    5. consistency and fluidity

1189. By the composition of the particles, composites are classified into:
    1. for filling of chewing teeth;
    2. homogeneous (macrophilic, microphilic);
    3. for filling the front teeth;
    4. universal composites

1190. By the composition of the particles, composites are classified into:
    1. for filling of chewing teeth;
    2. heterogeneous (microphilic, hybrid, microhybrid);
    3. for filling the front teeth;
    4. universal composites

1191. Compomers are:
   1. a combination of a hybrid composite and glass ionomer cement
   2. a combination of a hybrid composite and phosphate cement
   3. a combination of a hybrid composite and silicate cement

1192. Which of the following materials have the properties of releasing fluoride during the polymerization:
   1. composites
   2.  compomers
   3. ormocers

1193. Which of the listed materials does not require acid etching, since the material enters into a chemical bond with tooth tissues
   1. composites
   2. compomers
   3. ormocers

1194. The reduction in body volume when it is cooled by 1 ° C is called the shrinkage coefficient.
    1.Yes
    2. not

1195. The property of a material to transmit light and clearly present objects behind this material.
   1. saturation
   2. transparency
   3. fuorescence

1196. The amount of light that is reflected or absorbed by an object is called:
   1. brightness
   2. saturate
   3. transparency
   4. fluorescence

1197. The decomposition of light into its component parts - this property is called:
   1. brightness
   2. saturate
   3. transparency
   4. fluorescence

1198. The emergence of the dental materials science as a science dates back to 1728, when a book was published
   1. Pierre Fouchard
   2.  Philip Pfaf
   3.  pharmacist Duchato

1199. The main materials are called:
   1. prosthetic technology used at various stages
   2. from which dentures, devices, fillings are made

1200. Additional materials are called:
   1. prosthetic technology used at various stages
   2. from which dentures, devices, fillings are made