Which of the following statements is true of the contours of teeth?
A)With overcontouring, the gingiva can be traumatized by food pushing against it.
B)With undercontouring, the gingiva will lack adequate stimulation and be difficult to clean.
C)The crown of the tooth broadens toward the cervical line.
D)A convex surface is curved outward.

Question

Quizplus · Accepted Answer

A convex surface is curved outward,and a concave surface is curved inward.
With overcontouring,the gingiva will lack adequate stimulation and be difficult to clean.
With undercontouring,the gingiva can be traumatized by food pushing against it.
The crown of the tooth narrows toward the cervical line.

Which of the Following Statements Is True of the Contours