What is the significance of our alveoli being composed of simple squamous epithelial cells?

Group of answer choices

the cilia on the apical surface of the cells sweep pathogens to the back of the throat where they can be swallowed.

Trick question! The alveoli are comprised of simple cuboidal epithelial cells!

goblet cells within this layer produce mucin, which is important for filtering pathogens that are inhaled when we breathe.

the thinness of these cells facilitates diffusion of respiratory gases

the thinness of these cells facilitates diffusion of respiratory gases