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Dental Anatomy > Tooth Anatomy > Flashcards

Tooth Anatomy Flashcards

(94 cards)

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1
Q

Max central incisor facial outline

A

square/trapezoid flat from inscisal view

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2
Q

Max central incisor proximal outline

A

triangle/ wedge, gentle s bend on lingual profile

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3
Q

Max central incisor root

A

distal offset, mesial of root more slanted, round in cross section

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4
Q

Max central incisor corners

A

rounded distoinscisal corners

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5
Q

Max central incisor anatomical features

A

cingulum offset to distal, mamelons, lingual fossa

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6
Q

Max central incisor distal contact

A

junction of middle and incisal thrids

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7
Q

Max central incisor mesial contact

A

incisal third

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8
Q

Max central incisor facial lingual HOC

A

cervical third, cervical third on cingulum

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9
Q

Max central incisor long axis of root

A

incisal edge is facial to long axis of root

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10
Q

Max Lateral Incisor facial outline

A

rectangle or trapezoid, rounded from incisal view

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11
Q

Max Lateral Incisor proximal outline

A

triangle or wedge, gentle s bend on lingual profile

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12
Q

Max Lateral Incisor root

A

distal offset, round cross section, crown is centered over root

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13
Q

Max Lateral Incisor corners

A

both incisal corners are rounded

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14
Q

Max Lateral Incisor anatomical features

A

Lingual pit, lingual fossa, centered cingulum, distal bend to apical

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15
Q

Max Lateral Incisor long axis of root

A

insical edge is facial to long axis

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16
Q

Max Lateral Incisor distal contact

A

middle third

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17
Q

Max Lateral Incisor mesial contact

A

junction of middle and incisal thirds

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18
Q

Max Lateral Incisor facial/lingual HOC

A

Cervical third, cervical third on cingulum

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19
Q

Mandibular central incisor crown dimension

A

IG>MD BL>MD

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20
Q

Mandibular central incisor facial outline

A

rectangle, continous curve

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21
Q

Mandibular central incisor proximal outline

A

triangle or wedge shaped, gentle s bend

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22
Q

Mandibular central incisor root

A

distal offset, flattened M and D in cross section

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23
Q

Mandibular central incisor corners

A

sharp incisal corners

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24
Q

Mandibular central incisor anatomical features

A

slightly lingual to maxillary teeth

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25
Mandibular central incisor long axis of root
incisal edge is lingual to long axis
26
Mandibular central incisor distal contact
incisal third
27
Mandibular central incisor mesial contact
incisal third
28
Mandibular central incisor facial/lingual HOC
cervical third, cervical third on cingulum
29
Mandibular lateral incisor crown dimension
usually larger than central
30
Mandibular lateral incisor facial outline
rectangle, continuous curve
31
Mandibular lateral incisor proximal outline
triangle/wedge gentle s bend
32
Mandibular lateral incisor root
flat, longer FL, ribbon cross section, concave
33
Mandibular lateral incisor corner
DI corner rounder
34
Mandibular lateral incisor anatomical features
no lingual pit, tend to have longer roots and crowns than centrals
35
Mandibular lateral incisor long axis of root
incisal edge not perpendicular to BL cross section, follows the curve of the arch
36
Mandibular lateral incisor distal contact
junction of middle and incisal thirds
37
Mandibular lateral incisor mesial contact
incisal third
38
Mandibular lateral incisor facial/lingual HOC
cervical third, cervical third on cingulum
39
Maxillary canine facial outline
pentagon
40
Maxillary canine proximal outline
triangle or wedge, gentle s curve
41
Maxillary canine root
oval cross section wider MD at buccal, offset to distal
42
Maxillary canine distal vs mesial
distal lobe more prominent than mesial lobe
43
Maxillary canine anatomical features
prominent labial ridgebulky centered cingulum
44
Maxillary canine long axis of root
cusp tip is facial to long axis
45
Maxillary canine distal contact
middle third
46
Maxillary canine mesial contact
junction of middle and incisal thirds
47
Maxillary canine facial/lingual HOC
cervical third, cervical third on cingulum
48
Mandibular canine facial outline
pentagon, incisal edge twists distally to follow arch
49
Mandibular canine proximal outline
triangle or wedge, continous curve
50
Mandibular canine root
tapers in all directions, oval cross section, wider MD at facial, offset to mesial
51
Mandibular canine distal ve mesial
mesial is flat and in line with root, distal bulge
52
Mandibular canine anatomical features
cingulum offset to distal, longitudinal root concavity possible, may be 2 rooted
53
Mandibular canine long axis of root
not in line with long axis, cusp tip lingual to long axis
54
Mandibular canine distal contact
junction of incisal and middle thirds
55
Mandibular canine mesial contact
incisal third
56
Mandibular canine facial/lingual HOC
cervical third/cervical third on cingulum
57
Max 1st premolar crown dimension
shorter lingual cusp than buccal cusp, buccal cusp ridge MCR>DCR
58
Max 1st premolar facial outline
pentagon
59
Max 1st premolar proximal outline
trapezoid
60
Max 1st premolar root
lingual root often has mesial offset, distal offset of apex, most common type II
61
Max 1st premolar distal vs. mesial
facial cusp tip offset to distal, lingual cusp tip offset to mesial
62
Max 1st premolar anatomical features
mesial groove spills over mesial marginal ridge
63
Max 1st premolar distal contact
junction of occlusal and middle thirds
64
Max 1st premolar mesial contact
junction of occlusal and mesial thirds
65
Max 1st premolar facial/lingual HOC
cervical third/ middle third
66
Max 2nd premolar crown dimension
facial and lingual cusp DCR>MCR offset to mesial
67
Max 2nd premolar facial outline
pentagon
68
Max 2nd premolar proximal outline
trapezoid
69
Max 2nd premolar root
distal at apex, single rooted, root is longer then 1st premolar and crown is shorter
70
Max 2nd premolar distal vs. mesial
distal contact is larger
71
Max 2nd premolar anatomical features
F and L cusp tips are about same height, rounded line angles, shorter central groove
72
Max 2nd premolar distal contact
junction of occlusal and middle thirds
73
Max 2nd premolar mesial contact
junction of occlusal and middle thirds
74
Max 2nd premolar facial/lingual HOC
cervical third, middle third
75
Mand 1st premolar crown dimension
diamond incisal view
76
Mand 1st premolar facial outline
pentagon
77
Mand 1st premolar proximal outline
rhomboid
78
Mand 1st premolar root
apex bends to distal, ovoid in cross section
79
Mand 1st premolar distal vs. mesial
distal marginal ridge higher than mesial
80
Mand 1st premolar anatomical features
sloped occlusal table
81
Mand 1st premolar long axis of root
facial cusp tip over root, long axis of crown tilted lingually
82
Mand 1st premolar distal contact
junction of middle and occlusal thirds
83
Mand 1st premolar mesial contact
middle third
84
Mand 1st premolar facial lingual HOC
cervical third/middle third
85
Mand 2nd premolar crown dimension
DCR>MCR, cornw outline pentagon, occlusal table is square
86
Mand 2nd premolar facial outline
pentagon
87
Mand 2nd premolar proximal outline
rhomboid
88
Mand 2nd premolar root
round, oval in cross section
89
Mand 2nd premolar distal vs. mesial
DL cusp is shorter than ML, lingual groove displaced to distal
90
Mand 2nd premolar anatomical features
usually larger than mand 1st premolars
91
Mand 2nd premolar long axis of root
facial cusp tip over root, long axis of crown tips to lingual
92
Mand 2nd premolar distal contact
junction of middle and occlusal thirds
93
Mand 2nd premolar mesial contact
juction of middle and occlusal thirds
94
Mand 2nd premolar facial/lingual HOC
cervical third/occlusal third

Dental Anatomy (2 decks)

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