Unit 5 - Dental Assessment/ Inspection (Morphology, Roots, Cusps)

Question 1

How many teeth in deciduous dentition?

Answer 1

20

Question 2

How many teeth in permanent dentition?

Answer 2

32

Question 3

Which teeth are anterior?

Answer 3

central incisors
lateral incisors
canines

Question 4

a point on the grinding surface of a tooth

Answer 4

Cusp

Question 5

Cusp located on the mesial aspect of the lingual surface of maxillary 1st molar

Answer 5

Cusp of carabelli

Question 6

Which teeth have a cusp of carabelli?

Permanent dentition
Deciduous dentition

Answer 6

Permanent - Max 1st molars

Deciduous - Max 2nd molars

Question 7

Bulge/ prominence on gingival 3rd of lingual surfaces of anterior teeth

Answer 7

Cingulum

Question 8

3 bumps present on newly erupted incisors

Answer 8

Mamelon

Question 9

Linear elevation

Answer 9

Ridge

Question 10

Ridges from buccal to vestibular cusps (posterior)

Ridges on mesial or distal sides of anterior teeth

Answer 10

Marginal Ridges

mesial or distal

Question 11

Linear depression

Answer 11

Groove

Question 12

Depressions on:
lingual side of anterior teeth

Occlusal side of posterior teeth

Answer 12

Lingual Fossa (ant)

Central Fossa (post)

Question 13

Depression where two fissures cross

Answer 13

Pit

Question 14

Depression on anterior teeth where cingulum, marginal ridges, and lingual fossa meet

Answer 14

Lingual Pit

Question 15

Curve formed by maxillary and mandibular arches in occlusion

Answer 15

Curve of Spee

Question 16

Cross arch curvature of the posterior occlusal plane

Answer 16

Curve of Wilson

Question 17

An imaginary curved plane formed by the incisal edges of the anterior teeth and the occlusal surfaces of the posterior teeth

Answer 17

occlusal plane

Question 18

Any “V” shaped space between teeth

Answer 18

Embrasure

Question 19

imaginary vertical line that runs through centre of tooth

Answer 19

Long axis of tooth

Question 20

space btwn visible roots above gingiva

Answer 20

Furcation

Question 21

How many roots do anterior teeth have?

Answer 21

1

Question 22

How many roots do the 1st and 2nd bicuspids have?

maxillary and mandibular

Answer 22

Maxillary:
1st bicuspid: 2
2nd bicuspid: 1

mandibular:
1st bicuspid: 1
2nd bicuspid: 1

Question 23

How many roots do the maxillary molars have?

Answer 23

3

Question 24

How many roots do the mandibular molars have?

Answer 24

2

Question 25

Names of the roots on a max premolars rooted tooth

Answer 25

Lingual root | Buccal root

Question 26

Names of the roots on a 3 rooted tooth

Answer 26

Lingual root Mesiobuccal root Distobuccal root

Question 27

How many/which anterior teeth have cusps?

Answer 27

cuspids have 1 cusp

Question 28

How many cusps do premolars have?

Answer 28

2 | except 2nd mand. premolar has 3

Question 29

How many cusps do molars have?

Answer 29

max 1st molar: 4 + 1 (cusp of carabelli) mand 1st molar: 4+1 (distal cusp) all 2nd and 3rd: 4

Question 30

Where is the cusp of carabelli located?

Answer 30

mesial aspect of the lingual surface of maxillary 1st molar

Question 31

Which teeth have 5 cusps?

Answer 31

1st molars

Question 32

names of roots on mand. premolars

Answer 32

distal root | lingual root