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Boards Dental Anatomy > Primary - Incisors - Canines > Flashcards

Primary - Incisors - Canines Flashcards

1
Q

Primary teeth are ___ ____ than permanent teeth so they will be more ____

A
  • less mineralized

- worn

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2
Q

what is the difference in space from primary to permanent teeth?

A

2-4 mm

due to inc in arch length

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3
Q

mamelons that remain beyond the age of ___ generally indicate an open bite

A

10

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4
Q

calcification of PRIMARY roots is normally completed at age _____

A

3-4

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5
Q

what is the eruption sequence for PRIMARY teeth?

A
  • centrals
  • laterals
  • first molars
  • canines
  • second molars
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6
Q

primate space in the maxillary is between what?

A

canine and lateral incisor

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7
Q

primate space in the mandibular is between what?

A

canine and first molar (remember this is in the primary dentition)

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8
Q

the primary spaces for ANTERIOR teeth is most frequently caused by what?

A

growth of the dental arches

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9
Q

the direction of PRIMARY enamel rods in the cervical 1/3 of a tooth is in what direction?

A

an occlusal direction

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10
Q

how do primary molars differ from permanent molars?

A

their roots are more divergent

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11
Q

primary molars lack what?

A

an identifiable root trunk

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12
Q

what tooth has the smallest faciolingual crown dimension?

A

PRIMARY mandibular central incisor

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13
Q

what are the most bilaterally symmetric teeth in the mouth

A

primary AND permanent mandibular incisors

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14
Q

in delayed resorption of primary incisors, the permanent incisors erupt where?

A

lingually (looks like sharks teeth)

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15
Q

which tooth exhibits a prominent cervical ridge on both the facial and lingual surfaces?

A

PRIMARY mandibular central incisors

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16
Q

from the facial view, which slope of a PRIMARY canine is longer?

A

the mesio-incisal slope

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17
Q

the cusp of a PRIMARY canine is generally off set to the _____

A

distal (bc of the longer mesio-incisal slope)

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18
Q

the maxillary PRIMARY first molar resembles what permanent tooth?

A

permanent maxillary premolar

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19
Q

what do the roots of a PRIMARY max first molar resemble?

A

those of a typical permanent maxillary molar

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20
Q

where is the most prominent cervical ridge on MAXILLARY PRIMARY TEETH?

A

Mesio-facial surface of max first primary molar

*this is not the most prominent in the primary mouth (1rst mandibular molar)

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21
Q

what is the only PRIMARY tooth that has an oblique ridge?

A

max second molar (looks like a permanent max first molar)

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22
Q

what is the only PRIMARY posterior tooth to have an oblique ridge, transverse ridge, and distolingual groove?

A

PRIMARY max second molar

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23
Q

what is the only PRIMARY tooth to have a cusp of carabelli?

A

PRIMARY max second molar

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24
Q

what are the last teeth to erupt in the PRIMARY dentition?

A

primary max second molars

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25
Q

which PRIMARY maxillary molar exhibits the most cusps?

A

primary second molar (makes sense bc it more closely resembles a permanent max first molar)

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26
Q

what tooth has the most prominent facial cervical ridge in the ENTIRE PRIMARY dentition?

A

mandibular first molar

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27
Q

in the facial view of a PRIMARY mandibular first molar, the CEJ is most apically positioned where?

A

mesial 1/3

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28
Q

which tooth in the mouth usually exhibits a distal triangular fossa?

A

PRIMARY mandibular first molar (cental fossa displaced to the distal)

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29
Q

what tooth in the PRIMARY dentition has the most prominent transverse ridge?

A

primary mandibular 1rst molar

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30
Q

what primary tooth does not look like any other permanent tooth

A

primary mandibular first molar

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31
Q

what is the primary tooth that differs the most from permanent teeth

A

primary mandibular first molars

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32
Q

which cusp on a PRIMARY mandibular first molar is the tallest and sharpest?

A

mesio-lingual

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33
Q

which teeth have the primary function of biting?

A

incisors

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34
Q

which tooth in the mouth has the greatest facial-lingual axial inclination?

A

max centrals

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35
Q

which tooth has the GREATEST cervical curvature (on mesial) of any other tooth?

A

maxillary central

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36
Q

the CEJ dips deeper when?

A
  • ant more than posterior
  • max more than mandib
  • mesial more than distal
  • greatest on the mesial side of the max central incisor
37
Q

only ant teeth that are wider misio-distally than facio-lingually?

A

max central incisors

38
Q

tooth with the greatest mesiodistal dimension of any ANTERIOR tooth?

A

max central

39
Q

which tooth in the mouth has a measurement that is nearly identicle for inciso-cervical vs mesio-distal

A

max central

40
Q

which embrasure is the largest between a max central and lateral?

A

lingual

41
Q

the ___ embrasure between the max centrals is smaller than between the central and the laterals

A

incisal

42
Q

which tooth in the mouth has the MOST crown shape variations?

A

max laterals (except for third molars)

43
Q

except for _____, the max lateral incisor exhibits the most deviation in crown morphology

A

third molars

44
Q

which tooth is most often in abnormal relation and contact with adjacent teeth?

A

max lateral

45
Q

other than 3rd molars, which tooth is most often congenitally missing?

A

max laterals

46
Q

which non-molar tooth most frequently has a mesial and distal pulp horn?

A

max central incisor

47
Q

the non-molar tooth that is LEAST likely to have a bifurcated root is what?

A

max central incisor

48
Q

ant. tooth that would most likely have lingual pit caries

A

max lateral incisor

49
Q

what part of the MAX LATERAL INCISOR is an anatomical feature that complicates root planning?

A

DISTOLINGUAL groove

50
Q

the disto-incisal angle of what tooth has the greatest convesxity of all max ant teeth?

A

max lateral

51
Q

which tooth has the most prominent marginal ridge of all ANTERIOR teeth?

A

max lateral

52
Q

which tooth has the most distinct and deepest lingual fossa of all ANTERIOR teeth

A

max lateral

53
Q

which tooth has the smallest mesio-distal crown width of ANY MAXILLARY teeth?

A

max laterals

54
Q

which tooth has the most identical mesio-distal and facio-lingual measurements of all ANTERIOR teeth?

A

max laterals

55
Q

which incisor has the furthest cervical positioned distal contact?

A

max lateral

56
Q

which tooth has its distal contact centered both inciso-cervically and facio-lingually?

A

max lateral

57
Q

which max incisor has the larger root length?

A

max lateral

58
Q

for mandibular centrals, the cervical curvature is greater on mesial/distal?

A

mesial (as with all teeth)

59
Q

which teeth MOST FREQUENTLY have concave areas on mesial AND distal root surfaces?

A

mandib centrals and mandib laterals

60
Q

which tooth has the smallest crown dimesion of any tooth?

A

mandib centrals

61
Q

which tooth has the most symmetrical crown?

A

mandib centrals

62
Q

which tooth has the sharpest set of incisal angels?

A

mandib central

63
Q

only tooth whose proximal contacts are at the same level

A

mandib central

64
Q

which teeth occlude with only one opposing tooth?

A

mandib centrals and max thirds

65
Q

what is the first SUCCEDANOUS tooth to erupt in the mouth

A

mandib centrals

*remember that 6 year molars are non-succedanous

66
Q

for mandib centrals, are the buccal or lingual embransure bigger?

A

they are the same size

67
Q

the crown of what tooth tilts distally in realtion to the long axis?

A

mandibular lateral incisor

68
Q

which tooth has the GREATEST cervical prominence of any ANTERIOR tooth?

A

max canines

69
Q

which tooth from a proximal view tends to be positioned with the most nearly vertical axis?

A

max canines

70
Q

which tooth has the greatest overall total tooth length?

A

max canine

*longest tooth and root but not the crown

71
Q

which tooth in the mouth has the longest root of any other tooth?

A

max canine

72
Q

which ANTERIOR tooth has the greatest facial-lingual crown dimension?

A

max canine

73
Q

where is the max canine distal contact?

A

centered

74
Q

what is the only tooth that has potential of contacting both anterior and posterior teeth?

A

max canine

75
Q

is the max canine cusp tip more facial or lingual?

A

facial (so you can see more of the lingual surface from an occlusal view)

76
Q

which facial lobe of the max canine includes the cusp tip?

A

middle facial lobe

opposite to mandibular canine

77
Q

where is the max canine’s bulge?

A

distal

so mesial and distal are asymmetric

78
Q

from the facial view, what is the crown form of a canine?

A

pentagon

79
Q

what tooth has the straightest mesial alignment of crown to root?

A

mandibular canine

80
Q

which tooth has the longest CROWN dimension of any other tooth?

A

MANDIBULAR canine

81
Q

which of the canines has a more prominent cingulum?

A

maxillary

82
Q

which of the canines is narrower mesio-distally?

A

mandibular

*bc max canine has the distal bulge

83
Q

which anterior tooth most frequently exhibits a bifurcated root?

A

MANDIBULAR canine

*creates a facial and lingual root (makes sense)

84
Q

which tooth has the longest root length of any MANDIBULAR tooth?

A

mandibular canine

*BE CAREFUL (max canine has longest root in the mouth/maxillary)

85
Q

at the CEJ compaired to in the middle of the root, the root looks like what?

A

ovoid but wider mesiodistally at the labial

86
Q

when compared to the max canine, the mandib canine has contact areas located more ____

A

incisally (similar in form to mandib incisors)

87
Q

tooth that has a continuous convex facial surface from incisal to apical

*makes a C-shape from crown to root tip

A

mandib canine

88
Q

the incisal edge of mandibular canines are more facial/lingual to the long axis

A

lingual

*OPPOSITE OF MAX

Boards Dental Anatomy (5 decks)

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