What Functions Does the Alveoli Serve in the Lungs

question 59

Multiple Choice

What functions does the alveoli serve in the lungs?

• A) They ensure that air flows completely through the lungs.
• B) They prevent dust and pollens from entering the lungs.
• C) They help to expand and contract the lungs.
• D) They allow for the exchange of carbon dioxide and oxygen.

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Climate Change

Long-term alterations in temperature, precipitation, and other atmospheric conditions on Earth, primarily due to human activities.

Secondary Cause

A contributing factor that is not the direct or primary cause of an outcome but plays a role in its occurrence.

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