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Which structure is the site where gases are exchanged? a.bronchi b.cavities c.alveoli d.cilia

Which structure is the site where gases are exchanged? a.bronchi b.cavities c.alveoli d.cilia
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Which structure is the site where gases are exchanged?

a.bronchi

b.cavities

c.alveoli

d.cilia

User ScottA
by
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2 Answers

4 votes

Answer:

The answer is: A. Alveoli.

User Shamiqua
by
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3 votes
The correct answer is C. Alveoli. The bronchi deliver oxygen-rich air to the lungs, where gas exchange occurs in tiny air sacs called alveoli.
User Timbo
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