Interproximal spaces lie between the teeth and the bone on one side and the proximal surfaces and their contact area on the other side. Interproximal spaces are U-shaped in posterior regions and more rounded in anterior regions.
A) Both statements are true.
B) The first statement is true; the second statement is false.
C) The first statement is false; the second statement is true.
D) Both statements are false.

Question

Quizplus · Accepted Answer

Interproximal spaces are triangular-shaped in all regions of the mouth. The contact area forms the apex of the triangle, the proximal surfaces form the sides, and the alveolar bone makes up the base.

Interproximal Spaces Lie Between the Teeth and the Bone on One