Which statements explain the gas exchange that happens at the alveoli? Check all that apply.
Answers
Answered by
15
Gas exchange occurs at the alveoli in the lungs and takes place by diffusion. The alveoli are surrounded by capillaries so oxygen and carbon dioxide diffuse between the air in the alveoli and the blood in the capillaries.
Answered by
102
Answer:
Carbon dioxide moves from the blood to the air in the alveoli
The capillaries that surround the alveoli exchange both carbon dioxide and oxygen
Oxygen is absorbed by the blood in the capillaries that surround the alveoli
Explanation:
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