Question

What is the function of alveoli?

a.

To regulate air flow

b.

To enable contraction and relaxation

c.

To exchange oxygen and carbon dioxide in the blood

d.

To enable the trachea to stay open

Posted under IC22 Life Insurance Underwriting

Answer: (c).To exchange oxygen and carbon dioxide in the blood Explanation:Alveoli are tiny air sacs that function to exchange oxygen and carbon dioxide in the blood.

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