Synovial membranes line the cavities surrounding freely movable joints, such as the hip or shoulder joint. They produce synovial fluid which lubricates the joints and helps reduce friction between the bones. Option A is describing mucous membranes, option B is describing serous membranes, and option C is incorrect as synovial membranes are not hard and do not contain keratin.

Solved

Synovial Membranes

Question 53

Multiple Choice

Synovial membranes:

A) line the passages of hollow organs that open to the outside of the body.
B) line the pleural,pericardial,and peritoneal body cavities.
C) are hard due to the presence of keratin.
D) line the cavities surrounding freely movable joints.

Correct Answer: