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Boards Dental Anatomy > Primary - Incisors - Canines > Flashcards

Primary - Incisors - Canines Flashcards

(88 cards)

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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
which PRIMARY maxillary molar exhibits the most cusps?
primary second molar (makes sense bc it more closely resembles a permanent max first molar)
26
what tooth has the most prominent facial cervical ridge in the ENTIRE PRIMARY dentition?
mandibular first molar
27
in the facial view of a PRIMARY mandibular first molar, the CEJ is most apically positioned where?
mesial 1/3
28
which tooth in the mouth usually exhibits a distal triangular fossa?
PRIMARY mandibular first molar (cental fossa displaced to the distal)
29
what tooth in the PRIMARY dentition has the most prominent transverse ridge?
primary mandibular 1rst molar
30
what primary tooth does not look like any other permanent tooth
primary mandibular first molar
31
what is the primary tooth that differs the most from permanent teeth
primary mandibular first molars
32
which cusp on a PRIMARY mandibular first molar is the tallest and sharpest?
mesio-lingual
33
which teeth have the primary function of biting?
incisors
34
which tooth in the mouth has the greatest facial-lingual axial inclination?
max centrals
35
which tooth has the GREATEST cervical curvature (on mesial) of any other tooth?
maxillary central
36
the CEJ dips deeper when?
- ant more than posterior - max more than mandib - mesial more than distal - greatest on the mesial side of the max central incisor
37
only ant teeth that are wider misio-distally than facio-lingually?
max central incisors
38
tooth with the greatest mesiodistal dimension of any ANTERIOR tooth?
max central
39
which tooth in the mouth has a measurement that is nearly identicle for inciso-cervical vs mesio-distal
max central
40
which embrasure is the largest between a max central and lateral?
lingual
41
the ___ embrasure between the max centrals is smaller than between the central and the laterals
incisal
42
which tooth in the mouth has the MOST crown shape variations?
max laterals (except for third molars)
43
except for _____, the max lateral incisor exhibits the most deviation in crown morphology
third molars
44
which tooth is most often in abnormal relation and contact with adjacent teeth?
max lateral
45
other than 3rd molars, which tooth is most often congenitally missing?
max laterals
46
which non-molar tooth most frequently has a mesial and distal pulp horn?
max central incisor
47
the non-molar tooth that is LEAST likely to have a bifurcated root is what?
max central incisor
48
ant. tooth that would most likely have lingual pit caries
max lateral incisor
49
what part of the MAX LATERAL INCISOR is an anatomical feature that complicates root planning?
DISTOLINGUAL groove
50
the disto-incisal angle of what tooth has the greatest convesxity of all max ant teeth?
max lateral
51
which tooth has the most prominent marginal ridge of all ANTERIOR teeth?
max lateral
52
which tooth has the most distinct and deepest lingual fossa of all ANTERIOR teeth
max lateral
53
which tooth has the smallest mesio-distal crown width of ANY MAXILLARY teeth?
max laterals
54
which tooth has the most identical mesio-distal and facio-lingual measurements of all ANTERIOR teeth?
max laterals
55
which incisor has the furthest cervical positioned distal contact?
max lateral
56
which tooth has its distal contact centered both inciso-cervically and facio-lingually?
max lateral
57
which max incisor has the larger root length?
max lateral
58
for mandibular centrals, the cervical curvature is greater on mesial/distal?
mesial (as with all teeth)
59
which teeth MOST FREQUENTLY have concave areas on mesial AND distal root surfaces?
mandib centrals and mandib laterals
60
which tooth has the smallest crown dimesion of any tooth?
mandib centrals
61
which tooth has the most symmetrical crown?
mandib centrals
62
which tooth has the sharpest set of incisal angels?
mandib central
63
only tooth whose proximal contacts are at the same level
mandib central
64
which teeth occlude with only one opposing tooth?
mandib centrals and max thirds
65
what is the first SUCCEDANOUS tooth to erupt in the mouth
mandib centrals *remember that 6 year molars are non-succedanous
66
for mandib centrals, are the buccal or lingual embransure bigger?
they are the same size
67
the crown of what tooth tilts distally in realtion to the long axis?
mandibular lateral incisor
68
which tooth has the GREATEST cervical prominence of any ANTERIOR tooth?
max canines
69
which tooth from a proximal view tends to be positioned with the most nearly vertical axis?
max canines
70
which tooth has the greatest overall total tooth length?
max canine *longest tooth and root but not the crown
71
which tooth in the mouth has the longest root of any other tooth?
max canine
72
which ANTERIOR tooth has the greatest facial-lingual crown dimension?
max canine
73
where is the max canine distal contact?
centered
74
what is the only tooth that has potential of contacting both anterior and posterior teeth?
max canine
75
is the max canine cusp tip more facial or lingual?
facial (so you can see more of the lingual surface from an occlusal view)
76
which facial lobe of the max canine includes the cusp tip?
middle facial lobe | opposite to mandibular canine
77
where is the max canine's bulge?
distal | so mesial and distal are asymmetric
78
from the facial view, what is the crown form of a canine?
pentagon
79
what tooth has the straightest mesial alignment of crown to root?
mandibular canine
80
which tooth has the longest CROWN dimension of any other tooth?
MANDIBULAR canine
81
which of the canines has a more prominent cingulum?
maxillary
82
which of the canines is narrower mesio-distally?
mandibular *bc max canine has the distal bulge
83
which anterior tooth most frequently exhibits a bifurcated root?
MANDIBULAR canine *creates a facial and lingual root (makes sense)
84
which tooth has the longest root length of any MANDIBULAR tooth?
mandibular canine *BE CAREFUL (max canine has longest root in the mouth/maxillary)
85
at the CEJ compaired to in the middle of the root, the root looks like what?
ovoid but wider mesiodistally at the labial
86
when compared to the max canine, the mandib canine has contact areas located more ____
incisally (similar in form to mandib incisors)
87
tooth that has a continuous convex facial surface from incisal to apical *makes a C-shape from crown to root tip
mandib canine
88
the incisal edge of mandibular canines are more facial/lingual to the long axis
lingual *OPPOSITE OF MAX

Boards Dental Anatomy (5 decks)

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