How are alveoli designed to maximise the exchange of gases
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alveoli are the delicate air sacs help in gaseous exchange. They are made up of single layered epithelium and they very numerous
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the human lungs have been designed to maximize the exchange of gases as follows
1.The interior of lungs is divided into millions of small chambers called alveoli.
2.The presence of millions of alveoli in the lungs provide a very large surface area.
3. Availability of large surface area maximises the exchange of gases.
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