The contacting surfaces of a moving joint, such as your hip joint, consist of
A)red bone marrow.
B)cartilage.
C)spongy bone.
D)compact bone.

Question

Quizplus · Accepted Answer

The contacting surfaces of a moving joint are covered in cartilage, which provides a smooth surface for the bones to move against each other. Red bone marrow is found inside the bones and is responsible for blood cell formation. Spongy and compact bone are found in the structure of bones but do not play a role in joint movement.

The Contacting Surfaces of a Moving Joint, Such as Your