The compact bone that makes up the outer surface of bone is called:
A)cortical.
B)spongy.
C)collagen.
D)trabecular.

Question

Quizplus · Accepted Answer

Cortical bone, also known as compact bone, is a dense and strong outer layer of bone tissue that forms the shafts of long bones and the outer layer of other bones in the body. It provides structural support and protection to the underlying bone tissue. Spongy bone (B) is found inside cortical bone and looks like a sponge or honeycomb, with spaces filled with bone marrow. Collagen (C) is a protein found in bones, as well as other connective tissues in the body. Trabecular (D) bone is a type of spongy bone that is found at the ends of long bones and in other bones where strength is needed.

The Compact Bone That Makes Up the Outer Surface of Bone