DH105 Dental Anatomy Quiz #2 Module 3

A transverse ridge is made up of which two ridges?

Two triangular ridges

When holding a maxillary and mandibular canine, which characteristic(s) can be used to distinguish the mandibular canine?

Group of answer choices

A mandibular canine has a less prominent cingulum (smoother lingual surface).

The mesial side of a mandibular canine crown and root is relatively straight.

The mandibular canine cusp tip is more blunt where the maxillary canine cusp tip is sharper.

Which characteristic can be used to distinguish the maxillary canine from the mandibular canine?

The cusp of the maxillary canine is more pointed.

When viewed from the labial/facial, what is the geometric shape of a canine crown?

Pentagon shaped

Like the incisors, when viewing a canine from the proximal view, what shape is the crown outline?

Triangular shaped

Which of the following characteristics is most often true for all incisors and for all canines?

The proximal view outlines are triangular shaped.

Like the incisor teeth, the canines develop from how many lobes?

Group of answer choices

four

Which teeth are known as the "cornerstones" of the arch?

canines

On the canine teeth, where is the facial/labial height of contour (like all teeth)?

In the cervical third of the tooth

On a mandibular canine tooth, which ridge is most nearly horizontal?

distal cusp ridge

All anterior teeth and two-cusped premolars form from how many lobes?

Four

A Y-shaped occlusal groove pattern is characteristic of a:

Mandibular second premolar

If a mandibular second premolar has three cusps, what are they called?

Buccal, mesiolingual, and distolingual