mention the role of alveoli in increasing efficiency of exchange of gases
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Explanation:
The carbon dioxide you breathe out is diffused from the capillaries to the alveoli, up the bronchial tree and out your mouth. The alveoli are just one cell in thickness, which allows the gas exchange of respiration to take place rapidly.
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The carbon dioxide you breathe out is diffused from the capillaries to the alveoli, up the bronchial tree and out your mouth. The alveoli are just one cell in thickness, which allows the gas exchange of respiration to take place rapidly.
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