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White raven [17]
3 years ago
10

Inside the lungs are sac-like objects called ______.

Health
2 answers:
yanalaym [24]3 years ago
8 0

Alveoli are referred to as “sac-like”

because they look like small sacs on the end of the bronchioles. The alveoli exchange oxygen and carbon dioxide.

(Note: alveolus is singular; alveoli is plural.)

Greeley [361]3 years ago
4 0
They're called alveoli.
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