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Oral Anatomy > final > Flashcards

final Flashcards

1
Q

Facial outline of canine

A

pentagon

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2
Q

Wear pattern on maxillary canine

A

Diamond

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3
Q

Distal lingual twist

A

Max Central
Mand Lateral
Mand Canine

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4
Q

Facial outline of premolar

A

pentagon

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5
Q

Mand Premolar occlusal outline

A

square

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6
Q

Max premolar occlusal outline

A

rectangle

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7
Q

Max premolar cusp position

A

mesial

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8
Q

Facial height of contour

A

Cervical third

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9
Q

Lingual height of contour

A

Anterior: Cervical 1/3
Posterior: Middle 1/3

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10
Q

Buccal developmental grooves on mand. premolars

A

1st: deeper mesial
2nd: deeper distal

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11
Q

mand 1st premolar occlusal outline

A

Diamond

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12
Q

Mand 1st premolar occlusal table

A

Triangular

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13
Q

mand 2nd premolar occlusal table

A

square

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14
Q

Groove pattern for two cusp

A

U, H, Y (three cusp)

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15
Q

Maxillary lateral incisor contact

A

Mesial: incisal 1/3
Distal: middle 1/3

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16
Q

Maxillary canine contact

A

Mesial: junction of middle and incisal
Distal: middle 1/3

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17
Q

Largest embrassure

A

lateral incisor and canine

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18
Q

Crown concavities

A

Max. first premolar mesial

Max. first molar distal

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19
Q

Incisor most likely to have pronounced marginal ridges

A

max. lateral incisor

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20
Q

Primary cusp triangle

A

Max molars Mesiobuccal, Mesiolingual, Distobuccal

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21
Q

Molar crowns taper buccal to lingual EXCEPT

A

Maxillary 1st w/ large distolingual cusp

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22
Q

Which teeth may have 3 cusps?

A

Max 2nd molar, mand 2nd premolar

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23
Q

Mandibular 1st vs 2nd molar roots

A

1: more divergent
2: convergent toward apex

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24
Q

Tallest to shortest cusp
Max.
Mand.

A

Max: Mesiolingual, Mesiobuccal, distobuccal, distolingual
Mand: mesiolingual, distolingual, mesiobuccal, distobuccal

25
Cervical ridge location
Mesiobuccal of Mandibular second molar
26
largest maxillary tooth
max 1st molar
27
Roots biggest to smallest Maxillary molars
Lingual, mesiobuccal, distobuccal
28
Max 1st vs 2nd molar roots
1st has more spread roots
29
Maxillary molar Transverse and oblique ridge
Transverse: Mesiobuccal Mesiolingual Oblique: Mesiolingual Distobuccal
30
Maxillary molar fossas
Central (largest) distal oblique (second largest) mesial triangular distal triangular (minute)
31
Maxillary molar grooves
``` Central Buccal distal oblique lingual (off of distal oblique) Transverse groove of oblique ridge ```
32
Maxillary three cusp molar grooves
buccal | central
33
Distal contact of max first
Central (exception)
34
Only anterior tooth with possible 2 roots
mandibular canine (1 facial, 1 lingual)
35
How many pulp horns for mandibular 1st premolar
1 b/c of small lingual cust
36
How many pulp horns for incisors
3...1 for each facial lobe
37
_% of mandibular incisors have 2 canals
40
38
Largest root to crown ratio
Maxillary 2nd premolar
39
Anterior teeth proximal view
Triangular
40
occlusal outline of max molars
rhomboid
41
Proximal outline of crowns of mandibular posterior
rhomboid
42
occlusal outline of max molars (3 cusp)
heart shape
43
Outline of cervical cross section of root of max 1st premolar
kidney shaped
44
occlusal shape of mandibular first molar
pentagon
45
Largest cusp of mandibular first molar
Mesiobuccal
46
Primary crowns form when?
4-6 months in utero
47
All primary teeth are erupted by?
2-3 years
48
All primary roots formed by?
3 years
49
How many teeth present at 8?
24 (6 permanent, 18 primary)
50
Which has more anomalies primary or secondary?
secondary
51
Primary roots bend....
labially
52
All primary teeth are longer ______ except ______ which is longer _______
incisocervically except max incisor which is longer mesiodistally
53
Marginal ridges prominent on which primary incisor?
max central (lateral for permanent)
54
Primary tooth with more cervical mesial contact
max canine
55
primary tooth with mesial cusp ridge longer than distal
max canine
56
Widest cusp on mandibular primary second molar
distobuccal cusp
57
Largest cusp on primary mand. first molar
mesiobuccal
58
joining of cementum of adjacent teeth after eruption
concrescence
59
ankylosis
failure to completely erupt due to trauma or infection

Oral Anatomy (2 decks)

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