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Makovka662 [10]
3 years ago
7

What best describes what alveoli are

Health
1 answer:
konstantin123 [22]3 years ago
6 0

Alveoli small balloon-like structures which are responsible for the oxygen exchange in the lungs  across the membranes. These are attached to the branches of the bronchial passages. These alveoli inflate and deflate with inhalation and exhalation. Answer is C. 
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