PERMANENT ANTERIOR TOOTH MORPHOLOGY - Maxillary Canines

Question 1

How many cusps do the canines have?

Answer 1

1 singular cusp

Question 2

When do the maxillary canines erupt?

Answer 2

11-12

Question 3

What erupts first the mandibular or maxillary canines?

Answer 3

mandibular

Question 4

Are the maxillary canine crown an the central incisor crown similar in length?

Answer 4

YES

Question 5

Describe the general shape of the maxillary canines

Answer 5

Labio-palatally, the crown is considerable wider than the central incisor but narrowed mesiodistally.

Question 6

Is the cingulum of the maxillary canines more or less developed than the central incisors?

Answer 6

more developed

Question 7

In the maxillary canines, what wall is straighter (labial)?

Answer 7

mesial wall

Question 8

What wall is more curved in the maxillary canines?

Answer 8

the distal

Question 9

What are the ‘incisal’ edges called in the maxillary canines?

Answer 9

mesial and distal slopes (ridges).

to a cusp point

Question 10

Where does the cusp tip of the maxillary canine lie?

Answer 10

centred on the long axis

Question 11

How could you describe the distal wall of the maxillary canine?

Answer 11

s shaped

Question 12

Is the cingulum bigger or smaller tan the incisal?

Answer 12

larger

pronounced cingulum

Question 13

Describe features A-D

Answer 13

Question 14

In the canines, what divides the palatal fossa into distal and mesial?

Answer 14

palatal ridge

Question 15

Describe features A-C

Answer 15

Question 16

Describe structures A and B

Answer 16

Question 17

Name the 3 structures shown

Answer 17

2x palatal fossae (red)
Large cingulum with a palatal ridge (blue line)
Longer mesial marginal ridge (green).

Question 18

What has a longer mesial-distal length, the incisors or the canines?

Answer 18

canines

Question 19

What has a longer labial-palatal length, canines or incisors?

Answer 19

canines

Question 20

What has the longer marginal ridge, mesial or distal?

Answer 20

mesial