Enamel is thickest at the:

The roots of a maxillary first molar are placed together.

The maxillary canine is the longest tooth in the maxillary arch. 

The buccinator is a muscle of the cheek.

The maxillary incisors have one root, is the first tooth from the midline and is used for cutting food.

Incisors are for cutting food.

A cingulum is an elevation on the lingual surface of an anterior tooth.

A small elevation of enamel that may be found on tooth surfaces is a:

The _______________ is posterior to the last mandibular molar:

Which of the following is not a depression?