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Oral Anatomy > Board type questions > Flashcards

Board type questions Flashcards

1
Q

Distal contact of max LI vs mesial contact of max C

A

Distal contact of Max LI: middle third

Mesial contact of max C: junction

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2
Q

Where is the largest incisal embrasure of ant teeth

A

between max LI and max C

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3
Q

Where are crown concavities found?

A

Mesial: max 1P
Distal: max 1M (near cervical line)

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4
Q

outline of ant teeth from proximal view

A

triangle

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5
Q

shape of interproximal space (cervical embrasure)

A

triangle

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6
Q

groove on mand 2P w/ two cusp shape

A

U or H

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7
Q

groove on mand 2P w/ three cusp shape

A

Y

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8
Q

occlusal outline of maxillary molars

A

rhomboid

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9
Q

proximal outline of crowns of mandibular post. teeth

A

rhomboid

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10
Q

occlusal outline of maxillary molars w/ 3 cusps (no DL cusp)

A

Heart

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11
Q

outline of root or pulp chamber of max 1P

A

kidney

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12
Q

occlusal shape of mand 1M

A

pentagon

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13
Q

facial outline of canine or premolar crowns

A

pentagon

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14
Q

Largest cusp of mand 1M

A

mesiobuccal

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15
Q

Longest crown of max post teeth

A

1P

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16
Q

Most likely ant tooth to be missing

A

Max LI

17
Q

What teeth most likely to have three cusps

A

Mand 2P

Max 2M

18
Q

What is the primary cusp triangle

A

Three cusps on max molars

MB, DB and ML

19
Q

How many lobes form incisors, canines and most premolars

A

4

20
Q

What tooth has a prominent transverse ridge in mesial half of occlusal table

A

primary mand 1M

21
Q

What is the central fossa line?

A

line b/w posterior tooth cusps

22
Q

Occlusal tables make up ______% of total buccolingual length of post teeth

A

55-65%

23
Q

When do permanent mand CI begin calcifying?

A

3-4 months

24
Q

When do permanent 1M begin calcifying?

A

about birth

25
Q

When does the mesial contact of perm 1M contacts the distal side of primary 2M

A

8 years

26
Q

What causes primate spaces

A

Growth of jaw bones

27
Q

How many teeth are present at age 8?

A

24
18 primary
6 permanent

28
Q

What root shape is most likely to have 2 root canals vs just 1

A

Oval shaped roots more likely than round shaped roots to have 2 root canals

29
Q

Which ant tooth is most likely to have 2 root canals?

A

Mand C

30
Q

occlusion of max 1P lingual cusp

A

Only mand 1P due to mesial orientation of lingual cusp

31
Q

Long buccal n crosses over which muscle?

A

masseter

32
Q

Which nerves are in the infratemporal fossa

A

inf alveolar n, lingual n, lesser palatine n

33
Q

Parotid gland is serous or mucous or mixed

A

serous

34
Q

What is operculum

A

extension of gingival tissue overlying crown of erupting tooth
infection may lead to pericoronitis

Oral Anatomy (12 decks)

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