These Membranes are Restricted to the Thoracic Cavity

Question

These membranes are restricted to the thoracic cavity.
A) Meninges
B) Pleurae
C) Peritoneum
D) Smooth muscle

Accepted Answer

The pleurae are a pair of membranes that surround the lungs and line the thoracic cavity. The other options (meninges, peritoneum, smooth muscle) do not pertain to the thoracic cavity.