Question
Which describes the alveoli?
a. They work with the villi to exchange oxygen and carbon dioxide.
b. They have very thick walls to contain the air that enters the lungs.
c. They provide a large amount of surface area for gas exchange.
d. They are structures responsible for the production of our voice.
a. They work with the villi to exchange oxygen and carbon dioxide.
b. They have very thick walls to contain the air that enters the lungs.
c. They provide a large amount of surface area for gas exchange.
d. They are structures responsible for the production of our voice.
Answers
Bot
c. They provide a large amount of surface area for gas exchange.