Canines

What is unique about the canine root?

longest teeth in the mouth

What is another name for canines?

cuspids

What are the main functions of canines?

- support lips (vertical dimension of the face)
- cut/tear food
- support other teeth during mastication and speech
- cornerstones of the dental arch
- facial muscle attachment

What do we have on the labial service of permanent canines?

labial ridge (only teeth with vertical labial ridge)

What feature is also unique to canines only?

single cusp tip

How is the mesial ridge of canines compared to the distal ridge?

mesial ridge is shorter than distal ridge

What do canines have instead of mamelons?

small notch on either ridge

What are the traits of canines that are similar to incisors?

- Crown is more convex on distal
- EXCEPT the mandibular central, distal contact is more cervical than mesial contact
- Crown tapers narrower toward cervical
- Mesial cementoenamel junction (CEJ) has more curve than distal
- height of contour on labial and lingual surfaces is in the cervical thirds
- cingulum and lingual marginal ridges

What is lateral deviation of the canine?

canines serve as a protective functional device for a type of mandibular movement

Canines are the ___ of the dental arch

cornerstone

Why is the canine the most stable tooth?

long root offers increased amount of tissue support

What results from attrition?

longer mesial incisal surface of the maxillary canine
longer distal incisal surface of the mandibular canine

What is the average crown length of maxillary canines?

10 mm

What is the average root length of maxillary canines?

17 mm

What age are the root of maxillary canines completed?

13 - 15 yrs

How are the maxillary canines wider?

labiolingually than MD

What is the shape of the outline of the maxillary canines?

pentagon

What is the shape of the mesial aspect of maxillary canines?

straight

What is the mesial contact of maxillary canines?

junction of incisal and middle thirds

What is the shape of the distal aspect of maxillary canines?

bulbous

What is the distal contact of maxillary canines?

middle third