The lining of body cavities that are exposed to the exterior, like those found in the respiratory, digestive and reproductive systems, are covered by ___.
A) cutaneous membranes
B) mucous membranes
C) serous membranes
D) synovial membranes
E) plasma membranes

Question

Quizplus · Accepted Answer

Mucous membranes line body cavities that are open to the exterior, such as those in the respiratory, digestive, and reproductive systems, and they secrete mucus to keep the surfaces moist.

The Lining of Body Cavities That Are Exposed to the Exterior