Science, asked by yokesh971, 3 months ago

describe the structure of alveoli

Answers

Answered by mythra1842

Answer:

Alveoli are tiny balloon shaped structures and are the smallest passageway in the respiratory system. The alveoli are very thin, allowing the relatively easy passage of oxygen and carbon dioxide (CO2) between the alveoli and blood vessels called capillaries.

Answered by anushamishra24jul200

Explanation:

Each alveolus or alveoli is cup-shaped with very thin walls.

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