Dental Anatomy

Question 1

Mobility scale?

Answer 1

0-normal
1-slight
2-moderate(can still be repaired)
3-extreme(periodontal disease)

Question 2

What is the purpose of a periodontal ligament?

Answer 2

It helps hold tooth in socket and works as a cushion

Question 3

Difference between anatomical and clinical crown?

Answer 3

Anatomical - after extraction, portion of the tooth covered with enamel

Clinical - portion of the tooth that’s visible in the mouth

Question 4

Purpose of primary dentition?

Answer 4

1. Chewing and biting
2. Acts as an aid in speech
3. Serves as a guide for developing permanent teeth
4. Used as a defense

Question 5

What is the difference between bifurcation and trifurcation roots?

Answer 5

Bi - 2 roots mand

Tri - 3 roots max

Question 6

Anomaly 5 and explain

Answer 6

Different from the standard

Cleft lip - lip hasn’t fused together

Dens in dente - tooth within another tooth

Macrodontia - big teeth

Macroglossia - big tongue

Fissured tongue - open creviced tongue

Question 7

What is tori (torus)?

Answer 7

Bony growths on palate or mandible

Torus mandibulares (mand)
Torus palatinus - palatial tori (max)

Question 8

Mastication?

Answer 8

Chewing

Question 9

Deglutition?

Answer 9

Swallowing

Question 10

What is an avulsed tooth?

Answer 10

Knocked out teeth usually due to an accident

Question 11

What is a larynx?

Answer 11

Voicebox