between the alvioli and blood capillaries there is a layer of cells how do gases exchange
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Gas Exchange Between Alveolar Spaces and Capillaries
As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli. ... Ventilation is the process by which air moves in and out of the lungs.
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