The Pericardium and Pleurae

Question

The pericardium and pleurae
A) surround the lungs.
B) line the dorsal cavity.
C) are located in the thoracic cavity.
D) are mucous membranes.

Accepted Answer

The pericardium and pleurae are both located in the thoracic cavity. They do not surround the lungs but rather surround the heart (pericardium) and line the outside of the lungs (pleurae). They are not mucous membranes, but rather serous membranes.