Oral Anatomy: Primary Teeth Flashcards Preview

NBDE Part 1 COPY > Oral Anatomy: Primary Teeth > Flashcards

Flashcards in Oral Anatomy: Primary Teeth Deck (19)
Loading flashcards...
1
Q

What teeth are missing from the primary dentition?

A

Premolars

2
Q

T/F: The M-D width of primary molars is often slightly less than the width of the succeeding permanent premolars.

A

False

Primary molars are wider than permanent premolars

3
Q

How is the primary dentition labeled?

A

A-T

Apple Jacks Kill Teeth

4
Q

T/F: Primary teeth are whiter than permanent teeth.

A

True

5
Q

T/F: Primary teeth are more prone to carries than permanent teeth.

A

True

Less calcified enamel

6
Q

T/F: Primary teeth have mamelons.

A

False

Still develop from lobes

7
Q

T/F: Dentin in primary teeth is thinner.

A

True

8
Q

How would you compare the occlusal table of primary teeth to permanent teeth?

A

Smaller, more bulbous, fewer grooves and pits

9
Q

How are the crowns of anterior primary teeth different?

A

They are wider M-D and shorter inciso-cervically

10
Q

T/F: Posterior crowns are wider M-D and taller occluso-cervically.

A

False

Narrower and shorter

11
Q

What is the primate space and where is it for each arch?

A

Allows for proper alignment of permanent incisors

Max - mesial to canine
Mand - distal to canine

12
Q

What is the only primary tooth with a mesial cusp ridge > than distal cusp ridge?

A

Max canine

13
Q

The primary max first molar often resembles a permanent ___________ and has a ___________ occlusal shape.

A

Maxillary premolar; rectangular H-shaped

14
Q

T/F: The primary max 1st molar has 5 cusps.

A

False

Primary max 1st molar - 4 cusps

Primary max 2nd molar - 5 cusps (with CofC)

15
Q

T/F: Primary incisors have prominent facial and lingual cervical ridges.

A

True

16
Q

Which is the most unique primary or permanent tooth?

A

Primary mand 1st molar

17
Q

Describe the occlusal surface of a primary mand 1st molar?

A

Shape is rhomboidal

No central fossa, but has mesial and distal fossae

4 cusps: MB (largest), ML (tallest, sharpest), DB, DL (smallest)

18
Q

What is the widest (M-D) primary tooth?

A

Mand second molar

19
Q

T/F: All primary molars have a prominent buccal cervical ridge.

A

True