The lining of the air sacs in the lungs (alveoli)is comprised of what type of epithelium?
A)Simple squamous
B)Simple columnar
C)Simple cuboidal
D)Stratified squamous
E)Transitional

Question

Quizplus · Accepted Answer

The lining of the air sacs in the lungs (alveoli) is specifically designed for gas exchange, and therefore the epithelium is a very thin layer of simple squamous cells. This structure allows for efficient diffusion of oxygen and carbon dioxide between the lungs and the bloodstream.

The Lining of the Air Sacs in the Lungs (Alveoli)is