Question

How are the lungs designed in human beings to.Maximize the exchange of gases?

Answer 1

HEY!!

In human beings lungs contains millions of Alveolis which provide a surface for gas exchange. An extensive network of blood vessels are present in the walls of alveolis enabling to maximize the exchange of gases in an efficient way.

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Answer 2

♤ In the lungs, the air passage that divides into smaller and smaller tubes called bronchi which form bronchioles .

♤ The bronchioles terminate in the balloon like structure called alveoli.

♤ The alveoli present in the lungs provide maximum surface for exchange of gases.

♤ The alveoli have very thin walls and contain an extensive network of blood vessels to facilitate exchange of gases.