Exam 9: Tooth Morphology

Which tooth has a nonfunctioning lingual cusp?

How many teeth are found in each arch in the deciduous dentition?

A space or gap between the teeth is called a ____________.

The convex area on the lingual surfaces of the anterior teeth is the ____________.

All teeth have how may surfaces?

An elevation of enamel that descends from the cusp into the middle area of the occlusal surface is the _________ ridge.

Identify the tooth in the illustration above.

The dividing point of a multirooted tooth is the ____________.

The first permanent tooth usually erupts at age ____________.

If a tooth has two roots, it is considered ____________.

Which teeth are sometimes congenitally missing?

Identify the tooth in the illustration above.

The tooth that appears to have four equally sized cusps is the

All deciduous teeth are usually fully erupted by the age of ____________.

Place the teeth in the correct order from the midline backward. 1) Lateral 2) Molars 3) Centrals 4) Cuspids 5) Premolars

The elevated area of enamel that extends obliquely across the tooth is the ________ ridge.

The tooth surface that is on the cheek side of the posterior teeth is ____________.

The first molars erupt before the cuspids.

Which teeth play an important role in speech?

Which tooth has the longest root in the maxillary arch?