Write the importance of alveoli in exchange of gasses
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Alveoli are an important part of the respiratory system whose function it is to exchange oxygen and carbon dioxide molecules to and from the bloodstream. These tiny, balloon-shaped air sacs sit at the very end of the respiratory tree and are arranged in clusters throughout the lungs
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alveoli provide a surface where the exchange of gases can take place . the wall of alveoli contain an extensive network of blood vessels.
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