Canines

Question 1

Describe the lingual surface of canines

Answer 1

Two fossae
Concave
Cingulum present , more centred in maxillary than in mandibular
In the middle of the two fossae there is a lingual ridge

Question 2

How to differentiate left from right canine

Answer 2

The distal cusp slope is longer than the mesial cusp slope.
Mesial contact is located more incisally (ie lower towards the incisal edge)
Distal contact point is located at the centre of the middle third of the crown)

Question 3

Where is the labial ridge

Answer 3

The labial surface is convex, middle region is heightened to a prominent ridge

Question 4

What’s special about the canine

Answer 4

strongest and longest in dentition

Question 5

Another name for mesial and distal borders?

Answer 5

Mesial cusp slope and distal cusp slope

Question 6

Upper vs lower canines

Answer 6

Mandibular canines are more symmetrical
Labial surface is not as convex, more flat
The crown is lingual inclined
Root is angulated distally

Question 7

Canine guidance vs group function

Answer 7

In canine guidance, the canines touch when eating, prevents molars from detrimental lateral forces

Group function, canines and premolars touch, not good for chewing

Question 8

Which section is larger/ smaller for the upper canine

Answer 8

The distal section is larger than the mesial section