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What is the alveoli?
asked Dec 15, 2010 by triuser (1,746 points)

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It is small air sacs in the lungs
answered Dec 29, 2010 by trianswer (22,754 points)
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alveoli are tiny air sacs within the lungs where the exchange of oxygen and carbon dioxide takes place.
answered Jan 1, 2011 by trianswer (22,754 points)
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An alveolus (plural: alveoli, from Latin alveolus, "little cavity") is an anatomical structure that has the form of a hollow cavity.
answered Jan 4, 2011 by trianswer (22,754 points)

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