ClementinePensick727 ClementinePensick727

20-04-2015
Biology

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the tiny hollow air sacs in the lungs where gas exchange takes place are the a. alveoli b. lymph nodes c. capillaries d. bronchioles

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HistoryGuy HistoryGuy

20-04-2015

The tiny hollow air sacs in the lungs where gas exchange takes place are the "a. alveoli". These are the "last stop" on the respiratory tree and are responsible for oxygen exchange.

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20-04-2015

The tiny hollow air sacs in the lungs where gas exchange takes place are the
a) alveoli

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