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Dental Anatomy > RIDE Slides for Final > Flashcards

RIDE Slides for Final Flashcards

1
Q

Which tooth has the most pronounced lingual anatomy of all incisors?

A

Maxillary lateral incisor

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2
Q

Distal cingulum position on which maxillary incisor?

A

Maxillary central (centrally located on lateral)

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3
Q

Which incisal angle is sharper in maxillary incisors?

A

Mesioincisal angle (distal is rounded)

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4
Q

Which tooth is the widest mesiodistally?

A

Maxillary central incisor

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5
Q

Which incisor is the same mesiodistally as labiolingually?

A

Maxillary lateral incisor

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6
Q

True or false? Mesial HOC is more cervical than distal HOC in maxillary incisors?

A

False; Mesial HOC is more incisal than distal HOC

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7
Q

Which direction does the maxillary lateral incisor’s root bend to?

A

Distal

Note: centrals have straight roots

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8
Q

True or false? Incisal angles are more rounded on lateral incisors than centrals.

A

True

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9
Q

On which surface, mesial or distal, is the CEJ closer to the incisal?

A

Mesial

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10
Q

How does a maxillary central incisor’s incisal edge curve?

A

Mesiodistally

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11
Q

Which teeth are the most symmetrical in the mouth?

A

Mandibular central incisors

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12
Q

On mandibular incisors, which position are the cingulums?

A

Central: centered
Lateral: distal

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13
Q

On which surface will maxillary canines exhibit wear on?

A

Mesiolingual surface and mesial cusp ridge (Class I patients)

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14
Q

On which surface will mandibular canines exhibit wear on?

A

Distofacial surfaces and distal cusp ridge (class I patients)

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15
Q

Which canine, mandibular or maxillary, has a larger cingulum?

A

Maxillary canine

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16
Q

Which direction do mandibular canine roots typically tilt to?

A

Mesial direction

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17
Q

True or false? The mesial outline of a mandibular canine is to the mesial and is convex.

A

False; the mesial outline of mandibular canines are straight. Maxillary canines to the mesial and are convex

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18
Q

Which canine has a greater labiolingual dimension?

A

Maxillary canine

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19
Q

True or false? the mandibular canine cusp tip leans to lingual.

A

True

Note: maxillary cusp tip is centered

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20
Q

Which canine has root grooves on both surfaces?

A

Mandibular canine

Maxillary canines likely to have distal groove

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21
Q

Which canine has an extra labial bulge of crown above the root?

A

Maxillary canine

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22
Q

Which canine can have bifurcated roots?

A

Mandibular canine

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23
Q

True or false? Mesioincisal cusp ridge is shorter than distoincisal cusp ridges on canines.

A

True

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24
Q

Which premolar is the only one to have a longer mesial cusp ridge?

A

Maxillary first premolar

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25
Q

What is the occlusal outline of the maxillary premolar?

A

hexagonal

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26
Q

Is the central groove longer on a first or second premolar?

A

First

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27
Q

Which premolar (first or second) has a sharper cusps?

A

First

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28
Q

Which premolar has a mesial marginal ridge groove?

A

Maxillary first premolar

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29
Q

Where is the lingual cusp on maxillary first premolars?

A

Toward the mesial

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30
Q

True or false? The tip of the buccal cusp on a maxillary first premolar is a little mesial?

A

False; the tip is slightly distal

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31
Q

Which premolar (mandibular or maxillary) has a transverse ridge?

A

Mandibular

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32
Q

Which mandibular premolar (first or second) has the buccal cusp centered over the root?

A

Mandibular first premolar

33
Q

Which mandibular premolar has three cusps?

A

Mandibular second premolar (5 centers of calcification)

34
Q

Which mandibular premolar has a mesiolingual groove?

A

Mandibular first premolar

35
Q

What is the occlusal outline of the mandibular first premolar?

A

Triangular

36
Q

What is the occlusal outline of the mandibular second premolar?

A

Oval/square

37
Q

On a mandibular first premolar, which fossa, mesial or distal, is larger?

A

Distal

38
Q

Which mandibular premolar can have a central pit?

A

Second (3 cusp variety)

39
Q

Which mandibular premolar has a 45 degree occlusal table?

A

Mandibular first premolar

Note: second premolar is perpendicular

40
Q

What is the smallest posterior tooth?

A

Mandibular first premolar

41
Q

What is the only posterior tooth that has the mesial marginal ridge closer to the CEJ than the distal?

A

Mandibular first premolar

42
Q

Which mandibular premolar can have a proximal root concavity on the mesial?

A

Mandibular first premolar

43
Q

Which tooth has a Cusp of Carabelli?

A

Maxillary first molar

44
Q

Which maxillary molar (first or second) has a larger root trunk?

A

Maxillary second molar

45
Q

Which maxillary molar (first or second) has more cusps?

A

Maxillary first, if Cusp of Carabelli is present

46
Q

Which maxillary molar has a smaller distolingual cusp?

A

Maxillary second molar

47
Q

Which molar (mandibular or maxillary) contains a lingual root groove?

A

Maxillary molars

48
Q

Which surface on a mandibular molar is more likely to have a prominent root groove?

A

Mesial

49
Q

What is the largest cusp on a mandibular first molar?

A

Mesiobuccal cusp

50
Q

Which mandibular molar (first or second) has mesial and distal profiles that are straight and converge lingually?

A

Mandibular first

Note: mandibular second molar profiles are curved and have no convergence

51
Q

Where are the lingual and buccal HOCs on the mandibular first molars?

A

Lingual: middle 1/3
Buccal: cervical 1/3

52
Q

Which molar (mandibular or maxillary) has a larger mesiodistal dimension?

A

Mandibular molars

Note: maxillary molars have a greater buccolingual dimension

53
Q

Which mandibular molar has a y shape groove?

A

Mandibular first

Note: mandibular second molars have a + shape

54
Q

Which mandibular molars have widely separated, veritcal roots?

A

Mandibular first molars

55
Q

Which root trunk is larger, mandibular first molar or second molar?

A

First molar

56
Q

What age does the maxillary central incisor erupt?

A

7 years

57
Q

What age does the maxillary lateral incisor erupt?

A

8 years

58
Q

What age does the maxillary canine erupt?

A

11 years

59
Q

What age does the maxillary 1st premolar erupt?

A

9 years

60
Q

What age does the maxillary 2nd premolar erupt?

A

10 years

61
Q

What age does the maxillary first molar erupt?

A

6 years

62
Q

What age does the maxillary second molar erupt?

A

12 years

63
Q

What age does the mandibular central incisor erupt?

A

7 years

64
Q

What age does the mandibular lateral incisor erupt?

A

8 years

65
Q

What age does the mandibular canine erupt?

A

11 years

66
Q

What age does the mandibular 1st premolar erupt?

A

9 years

67
Q

What age does the mandibular 2nd premolar erupt?

A

10 years

68
Q

What age does the mandibular first molar erupt?

A

6 years

69
Q

What age does the mandibular second molar erupt?

A

12 years

70
Q

What age does the primary mandibular central incisor erupt?

A

7 1/2 months

71
Q

What age does the primary maxillary central incisor erupt?

A

9 1/3 months

72
Q

What age does the primary mandibular lateral incisor erupt?

A

13 1/4 months

73
Q

What age does the primary maxillary lateral incisor erupt?

A

11 months

74
Q

What age does the primary mandibular first molar erupt?

A

16 months

75
Q

What age does the primary maxillary first molar erupt?

A

15 2/3 months

76
Q

What age does the mandibular canine erupt?

A

19 2/3 months

77
Q

What age does the maxillary canine erupt?

A

9 1/2 months

78
Q

What age does the mandibular second molar erupt?

A

26 1/2 months

79
Q

What age does the maxillary second molar erupt?

A

28 months

Dental Anatomy (2 decks)

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