The Walls of the Alveoli are Composed Of

Question

The walls of the alveoli are composed of
A) pseudostratified ciliated columnar epithelium.
B) simple squamous epithelium.
C) stratified squamous epithelium.
D) loose connective tissue.
E) dense connective tissue.

Accepted Answer

The walls of the alveoli are composed of simple squamous epithelium, which allows for efficient gas exchange between the alveoli and the surrounding capillaries.