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Dent ana > Test Yourself Midterm > Flashcards

Test Yourself Midterm Flashcards

1
Q
  1. What are the four functions of incisors?
A
  1. Incising, biting, sheering, cutting
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2
Q
  1. What are the five functions of canines?
A
  1. Cutting, piercing, tearing, holding, canine guidance to protect posterior teeth
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3
Q
  1. What are the four functions of premolars?
A
  1. Tearing, holding, grinding, maintain vertical dimension of face
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4
Q
  1. What is the function of molars?
A
  1. Grinding
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5
Q
  1. What is exfoliation?
A
  1. Shedding of deciduous teeth
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6
Q
  1. What is resorption?
A
  1. Deciduous roots are melted away to allow for exfoliation
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7
Q
  1. What does succedaneous mean?
A
  1. Permanent teeth that replace deciduous teeth (only molars are non-succedaneous)
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8
Q
  1. When do deciduous central incisors erupt for mandibular and maxillary?
A
  1. (1st) 6 months, 7.5 months
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9
Q
  1. When do deciduous lateral incisors erupt for mandibular and maxillary?
A
  1. (2nd) 7 months, 9 months
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10
Q
  1. When do deciduous canines erupt for mandibular and maxillary?
A
  1. (4th) 16 months, 19 months
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11
Q
  1. When do deciduous 1st molars erupt for mandibular and maxillary?
A
  1. (3rd) 12 months, 14 months
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12
Q
  1. When do deciduous 2nd molars erupt for mandibular and maxillary?
A
  1. (5th) 20 months, 24 months
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13
Q
  1. When do permanent central incisors erupt for mandibular and maxillary?
A
  1. (2nd) 6-7 years, 7-8 years
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14
Q
  1. When do permanent lateral incisors erupt for mandibular and maxillary?
A
  1. (3rd), 7-8 years, 8-9 years
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15
Q
  1. When do permanent canines erupt for mandibular and maxillary?
A
  1. (4th) 9-10 years, (6th) 11-12 years
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16
Q
  1. When do permanent first premolars erupt for mandibular and maxillary (same)?
A
  1. (5th) 10-11 years, (4th) 10-11 years
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17
Q
  1. When do permanent second premolars erupt for mandibular and maxillary (same)?
A
  1. (6th) 11-12 years, (5th) 11-12 years
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18
Q
  1. When do permanent first molars for mandibular and maxillary (same)?
A
  1. (1st) 6-7 years, 6-7 years
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19
Q
  1. When do permanent second molars erupt for mandibular and maxillary?
A
  1. (7th) 11-13 years, 12-13 years
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20
Q
  1. When do permanent third molars erupt for mandibular and maxillary?
A
  1. (8th) 17-21 years
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21
Q
  1. How does universal numbering characterize permanent and deciduous teeth?
A
  1. Numbers 1-32 and letters A-T
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22
Q
  1. How does the palmer number characterize permanent and deciduous teeth?
A
  1. Bracket includes 1-8 or A-E
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23
Q
  1. How does the FDI number characterize permanent and deciduous teeth?
A
  1. Binomial, Quadrants 1-4 for permanent and 5-8 for deciduous with a second number 1-8 (p) or 1-5 (d)
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24
Q
  1. Give the percent compositions of enamel in hydroxyapatite and organic material.
A
  1. 95% hydroxyapatite and 5% organic
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25
Q
  1. What type of cells produce enamel?
A
  1. Ameloblasts
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26
Q
  1. Give the percent compositions of dentin in hydroxyapatite, water and organic material
A
  1. 70% hydroxyapatite, 12% water, 18% organic (collagen)
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27
Q
  1. Give the percent compositions of cementum in hydroxyapatite, water and organic material
A
  1. 65% hydroxyapatite, 12% water, 23% organic (collagen)
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28
Q
  1. What does pulp contain?
A
  1. Living tissue, blood vessels and nerves
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29
Q
  1. What is contained in the coronal portion?
A
  1. Pulp chamber
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30
Q
  1. What is contained in the root portion?
A
  1. Pulp canal
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31
Q
  1. What is contained in the apical foramen?
A
  1. Hole at the root tip
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32
Q
  1. What are pulp horns?
A
  1. Pointed elongations from the pulp chamber corresponding to the cusps
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33
Q
  1. What are the four functions of the pulp?
A
  1. Contains dentin producing cells (odontoblasts), sensory, nutritive, defensive/protective
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34
Q
  1. How many lobes do incisors form from and what do they form?
A
  1. 3 lobes forming mamelons and 1 lobe forming cingulum
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35
Q
  1. How many lobes do canines form from?
A
  1. 3 facial lobes and 1 cingulum
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36
Q
  1. How many lobes do premolars form from?
A
  1. 3 facial lobes and 1 lingual cusp
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37
Q
  1. How many lobes do molars form from and what do they form?
A
  1. 4-5 lobes form cusps
38
Q
  1. What is the premolar lobe exception?
A
  1. 3-cusp premolar forms from 5 lobes (3 facial 2 lingual)
39
Q
  1. What is lobe exception for maxillary third molars?
A
  1. 3 lobes= 3 cusps
40
Q
  1. What is the lobe exception for peg laterals?
A
  1. Less than 3 lobes
41
Q
  1. What are the three dentition stages, and what age/feature marks their start?
A
  1. Primary (6 months, eruption of deciduous mandibular central incisor), mixed (6 years, eruption of permanent mandibular first molar), permanent (12 years, exfoliation of deciduous maxillary second molar)
42
Q
  1. Where is the facial height of contour for all anterior teeth?
A
  1. Cervical third
43
Q
  1. Where is the mesial contact area for maxillary central incisors?
A
  1. Incisal Third
44
Q
  1. Where is the lingual height of contour of anterior teeth?
A
  1. Cervical third on cingulum
45
Q
  1. Where is the distal contact area for maxillary central incisors?
A
  1. Junction of middle and incisal thirds
46
Q
  1. Where are contact areas found?
A
  1. Incisal third, junction and middle and incisal, middle third (never in gingival third)
47
Q
  1. How does CEJ on central/lateral incisors compare mesially v. distally?
A
  1. It curves more towards incisal edge on the mesial
48
Q
  1. Where is the mesial contact area for maxillary lateral incisors?
A
  1. Junction of middle and incisal thirds
49
Q
  1. Where is the distal contact area for maxillary lateral incisors?
A
  1. Middle third
50
Q
  1. Where are the contact areas mesially and distally on mandibular central incisors?
A
  1. Incisal third
51
Q
  1. Where is the mesial contact area for mandibular lateral incisors?
A
  1. Incisal third
52
Q
  1. Where is the distal contact area for mandibular lateral incisors?
A
  1. Junction of middle and incisal thirds
53
Q
  1. What is the shape from the facial for a maxillary central incisor?
A
  1. Trapezoid
54
Q
  1. What is the shape from the proximal for all anterior teeth?
A
  1. Triangular or wedge
55
Q
  1. What is the shape from the lingual for all incisors?
A
  1. S-shaped
56
Q
  1. What is the shape from the facial for a maxillary lateral incisor?
A
  1. Oblong
57
Q
  1. What is the crown outline for maxillary central incisor?
A
  1. Triangular
58
Q
  1. What is the crown outline for maxillary lateral incisor?
A
  1. Oval or round
59
Q
  1. Is the incisal edge on mandibular incisors lingual or facial to the long axis of the root?
A
  1. Lingual
60
Q
  1. What teeth have a distal twist?
A
  1. Mandibular lateral incisors, mandibular canines
61
Q
  1. What is the shape from the facial for mandibular incisors?
A
  1. Rectangle
62
Q
  1. What is the longest and longest lasting tooth?
A
  1. Canine
63
Q
  1. What shape do canines resemble from facial or lingual?
A
  1. Pentagon
64
Q
  1. Where is the mesial contact area for maxillary canines?
A
  1. Junction of incisal and middle thirds
65
Q
  1. Where is the distal contact area for maxillary canines?
A
  1. Middle third
66
Q
  1. What is the shape of a maxillary canine from the incisal view?
A
  1. Pinched
67
Q
  1. What is the shape of a mandibular canine from the incisal view?
A
  1. Oblong
68
Q
  1. Is the cusp tip on maxillary canines lingual or facial to the long axis of the root?
A
  1. Facial
69
Q
  1. Is the cusp tip on mandibular canines lingual or facial to the long axis of the root?
A
  1. Lingual
70
Q
  1. Where is the mesial contact area for mandibular canines?
A
  1. Incisal third
71
Q
  1. Where is the distal contact area for mandibular canines?
A
  1. Junction of incisal and middle thirds
72
Q
  1. What is the shape of a maxillary first premolar from the buccal?
A
  1. Pentagon
73
Q
  1. What is the shape of a maxillary second premolar from the buccal?
A
  1. Bell or pentagon
74
Q
  1. What is the shape of maxillary premolars from the proximal?
A
  1. Trapezoid
75
Q
  1. Where is the buccal height of contour for all premolars?
A
  1. Cervical third
76
Q
  1. Where is the lingual height of contour for maxillary premolars?
A
  1. Middle third
77
Q
  1. Where is the mesial/distal contact area for maxillary premolars?
A
  1. Junction of occlusal and middle thirds
78
Q
  1. What is the shape of a maxillary first premolar from the occlusal?
A
  1. Hexagonal
79
Q
  1. What are the outlines for the occlusal table in all posterior teeth?
A
  1. Marginal ridges and cusp ridges
80
Q
  1. What is the shape of a maxillary second premolar from the occlusal?
A
  1. Oblong or oval
81
Q
  1. What is the shape of a mandibular first premolar from the buccal?
A
  1. Pentagon
82
Q
  1. What is the shape of a mandibular second premolar from the buccal?
A
  1. Bell
83
Q
  1. Where is the mesial contact area for the mandibular first premolar?
A
  1. Middle third
84
Q
  1. What is the shape for all mandibular posterior teeth from proximal?
A
  1. Rhomboidal
85
Q
  1. Where is the lingual height of contour for mandibular first premolar?
A
  1. Middle third
86
Q
  1. Where is the mesial/distal contact area for mandibular first premolar?
A
  1. Middle third
87
Q
  1. Where is the mesial/distal contact area for mandibular second premolar?
A
  1. Junction of occlusal and middle thirds
88
Q
  1. Where is the lingual height of contour for mandibular second premolar?
A
  1. Occlusal third
89
Q
  1. What is the occlusal outline for mandibular first premolars?
A
  1. Diamond or rhomboidal
90
Q
  1. What is the occlusal outline/table for mandibular second premolars?
A
  1. Pentagon with square occlusal table

Dent ana (16 decks)

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