Which of the Following Membranes Line Cavities That Communicate with the Exterior

Question

Which of the following membranes line cavities that communicate with the exterior of the body?
A) mucous
B) serous
C) cutaneous
D) synovial
E) pleural

Accepted Answer

Mucous membranes line cavities and tracts that open to the exterior of the body, such as the respiratory, digestive, and urinary tracts.