Each lung is covered by a two-layered sac.What is the correct term for this sac?
A)Bronchus
B)Bronchiole
C)Alveoli
D)Pleura

Question

Quizplus · Accepted Answer

The correct term for the two-layered sac covering each lung is "pleura." The pleura cushions and protects the lungs as they expand and contract during breathing. choices A, B, and C are all parts of the respiratory system but do not refer to the two-layered sac covering the lungs.

Each Lung Is Covered by a Two-Layered Sac