Q. 83.7( 10 Votes )

How are alveoli designed to maximize the exchange of gases? (AS1)

Answer :

1. In the lungs of humans, millions of alveoli are present where gaseous exchange occurs.

2. Each alveolus (plural alveoli) is made from single squamous epithelial cells which provides a very large surface area for the exchange of gases.


3. Availability of large surface area maximizes the exchange of gases.


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