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Dental Anatomy > Exam 2 > Flashcards

Exam 2 Flashcards

1
Q

Loss of primary teeth often thought of as

A

annoyance

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2
Q

Primary teeth are important in mastication and maintaining space for

A

permanent teeth

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3
Q

What are primary teeth often called?

A

Often called temporary, milk, or baby teeth

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4
Q

How many primary teeth?

A

20 total; 10 each jaw; 5 per quadrant

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5
Q

How many incisors, canines, and molars one arch

A

4, 2, 4

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6
Q

Primary Central incisor, lateral incisor, and canines are

A

succeeded

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7
Q

First and second primary molars are replaced by

A

first and second permanent premolars

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8
Q

What tooth does the first permanent first molar replace?

A

None

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9
Q

Primary teeth are generally _________ than perm. counterparts

A

smaller

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10
Q

Primary teeth have _______ crowns relative to total crown-root length

A

short

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11
Q

Primary teeth are______ mesial to distal relative to occlusal to gingival height

A

Wider

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12
Q

Primary teeth have a more prominent

A

cervical ridge, on labial and lingual of anteriors and buccal of molars

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13
Q

Primary Roots are relatively _______ and _______

A

longer and thinner

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14
Q

There is much more ______ to the roots of the primary teeth

A

flare

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15
Q

Primary teeth having flare and thinness can result in easy

A

fracture

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16
Q

There is No identifiable ______ on primary teeth

A

root trunk

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17
Q

Primary crowns are lighter in ______

A

color, opaque, whitish to bluish

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18
Q

On primary teeth Enamel is relatively

A

thinner

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19
Q

On primary teeth Dentin is relatively

A

thinner

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20
Q

Pulp cavity is relatively

A

larger

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21
Q

Mesial pulp horns are especially

A

larger

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22
Q

Endodontia

A

root canal treatment

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23
Q

What is rarely attempted for primary teeth?

A

endodontia

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24
Q

Pulpotomies is

A

primary root canal

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25
Q

How do they do a pulpotomie?

A

remove crown, put medicine on it, then put a crown over it (silver cap)

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26
Q

Due to the larger pulp cavity, what happens?

A

the tooth is more perceptive to heat

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27
Q

Example of primary tooth getting hot during treatment

A

rubbercup polishing. The spinning can get really hot if held on tooth too long or there is too much pressure.

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28
Q

Do mamelons occur on primary teeth?

A

no

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29
Q

On Primary teeth, Mesial to distal width is greater than

A

incisal to cervical line

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30
Q

Typically there are no _______ ________ in primary teeth

A

developmental depressions

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31
Q

Maxillary central distal incisal is rounder than

A

mesial to incisal

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32
Q

Maxillary central lingual

A

cingulum, marginal ridges prominent, and fossa is deeper

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33
Q

Maxillary central Mesial and Distal

A

Relatively wider Labial-Lingual than permanent tooth

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34
Q

Maxillary central Incisal

A

Equal halves (L and L), straight, wide mesial to distal

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35
Q

Maxillary central Root

A

longer relative to crown length than permanent central

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36
Q

Primary Maxillary Lateral differences

A

Smaller in all dimensions, More rounded at incisal

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37
Q

Primary maxillary laterals have more prominent ______ and _______ like the permanent

A

marginal ridges and fossa

38
Q

Primary maxillary laterals have longer_______ than primary maxillary centrals

A

roots

39
Q

Primary maxillary Lateral is wider _______ to _______ and ______ to ________

A

Incisal to cervical and mesial to distal

40
Q

Primary Maxillary Canine incisal to cervical is slightly more than

A

mesial to distal dimension

41
Q

Primary maxillary Canine ______ is relatively more ________ than permanent

A

cusp; prominent

42
Q

Primary maxillary canine is mesial-incisal slope longer than

A

distal

43
Q

In the maxillary canine, sometimes a ______ from _____ which is rare in permanent

A

tubercle; cingulum

44
Q

Primary Maxillary 1st Molar crown resembles

A

maxillary premanent premolars

45
Q

Primary Maxillary 1st Molar has prominent ______ _____ and ______ ______ cusp

A

mesial buccal and mesial lingual

46
Q

Primary Maxillary 1st molar also has the two

A

distal cusp which are very small

47
Q

Primary Maxillary 1st molar Cervical line curvature is greater in

A

mesial half

48
Q

Primary Maxillary 1st molar Lingual height of contour at junction of middle and cervical thirds is

A

more cervical (closer to CEJ) than permanent posterior teeth

49
Q

Maxillary 1stMolar Occlusal- how many sides

A

5

50
Q

Maxillary 1stMolar Occlusal- most prominent elevaltion

A

Lingual cusp ridge of MB cusp

51
Q

Maxillary 1stMolar Occlusal- dominant ridge

A

Transverse ridge dominates occlusal table MB and ML triangular ridges

52
Q

Maxillary 1stMolar Occlusal- what ridge is there, but not as prominent

A

Oblique ridge is present –ML to DB

53
Q

Maxillary 1stMolar Occlusal- What rarely crosses onto lingual

A

Disto-occlusal groove

54
Q

Maxillary 1stMolar- longest/largest root

A

Lingual root largest and longest

55
Q

Maxillary 1stMolar has no

A

root trunk

56
Q

Maxillary 1stMolar- 3 roots named as permanent molars are

A

trifurcation

57
Q

Primary Maxillary 2ndMolar resembles

A

Permanent Maxillary 1stMolar!

58
Q

Primary Maxillary 2ndMolar has at least a trace of the

A

Cusp of Carabelli

59
Q

Primary Maxillary 2ndMolar has how many cusps?

A

4 major cusps

60
Q

Primary Maxillary 2ndMolar Has what kind of groove

A

this tooth has a distolingual groove

61
Q

Primary Mandibular Central looks more like the ________ ________ than its permanent counterpart

A

mandibular lateral

62
Q

Primary Mandibular Central is relatively wider ______ __ _____ than permanant, but not wider than ______ __ _______ dimension as seen in primary maxillary central

A

mesial to distal; incisal to cervical

63
Q

Primary Mandibular Central the Incisal is ______, no _____, and no ______

A

straight, mamelons, and depressions

64
Q

Primary Mandibular Lateral is longer ______ and wider ______

A

incisal to cervical and mesial to distal

65
Q

Primary Mandibular Lateral incisal slopes towards

A

distal

66
Q

Primary Mandibular Centrals are

A

symmetrical

67
Q

Primary Mandibular Laterals are not

A

symmetrical

68
Q

Primary Mandibular Canine is what compared to the primary max canine

A

much narrower labiolingually and mesiodistally

69
Q

Primary Mandibular Canine _______ height noticeably ______ than ______ width

A

Incisal to cervical; greater; mesial to distal

70
Q

Primary Mandibular Canine ______ slope is longer than______

A

distoincisal; mesial

71
Q

Primary Mandibular Canine have ______ and ______ ridges

A

cingulum and marginal ridges

72
Q

Primary Mandibular Canine cervical ridges are _____ prominent than _______

A

less; maxillary

73
Q

Primary Mandibular Canine root is

A

shorter

74
Q

primary Mandibular 1stMolar is unique how?

A

It doesn’t resemble any other tooth

75
Q

Primary Mandibular 1stMolar is wider mesial to distal than

A

than B-L

76
Q

primary Mandibular 1stMolar has how many roots

A

2

77
Q

primary Mandibular 1stMolar, which cusp are large

A

MesialBuccal cusp and MesialLingual cusp

78
Q

primary Mandibular 1stMolar cervical line is

A

deeper in mesial than distal

79
Q

primary Mandibular 1stMolar has a prominent

A

cervical ridge

80
Q

primary Mandibular 1stMolar Cervical line is more cervical on _______ than _____ from mesial view (like permanent permnanent molars)

A

buccal than the lingual

81
Q

primary Mandibular 1stMolar has how many cusp?

A

4 cusps with two mesial ones being the largest

82
Q

primary Mandibular 1stMolar has a transverse ridge where

A

mesial buccal to mesial lingual

83
Q

primary Mandibular 1stMolar has how many fossa?

A

3

84
Q

primary Mandibular 1stMolar has how many pits? Where?

A

2- central pit and mesial pit

85
Q

primary Mandibular 1stMolar has how many grooves?

A

3- B groove; L groove; C groove goes from M to C pit

86
Q

primary Mandibular 1stMolar describe root on mesial

A

Mesial root longer and wider

87
Q

Primary Mandibular 2ndMolar closely resembles

A

PERMANENT MANDIBULAR 1STMOLAR!

88
Q

Primary Mandibular 2ndMolar, does it have a transverse ridge?

A

No transverse ridge

89
Q

Primary Mandibular 2ndMolar what cusps are nearly equal?

A

MB, DB and D cusps nearly equal

90
Q

Primary Mandibular 2ndMolar, how many pits?

A

3

91
Q

Primary Mandibular 2ndMolar describe root

A

Mesial root longer and wider than distal. Permanent 1stmolar roots about the same length.

Dental Anatomy (3 decks)

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