Alveoli in the lungs greatly increase what?

1 Answer
May 14, 2016

Alveoli in lungs increase the surface area for gaseous exchange.
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Explanation:

Carbondioxide of blood must be unloaded at lungs and oxygen from alveolar space must get loaded in blood. This exchange of gases occurs across alveolar membrane and capillary wall around it. Increased surface area will help in faster and better exchange of gases.