Question

b. Explain the functions of lungs. diagram​

Answer 1

Answer:

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Explanation:

The lungs are the center of the respiratory (breathing) system.

Every cell of the body needs oxygen to stay alive and healthy. Your body also needs to get rid of carbon dioxide. This gas is a waste product that is made by the cells during their normal, everyday functions. Your lungs are specially designed to exchange these gases every time you breathe in and out.

Let’s take a closer look at this complex system.

Answer 2

Explanation:

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