Breathing
Moving air in and out of the lungs, so that in hundreds of millions of tiny air sacs oxygen passes into the blood and carbon dioxide passes out. It is not the same as respiration, which is what cells do with the oxygen.
Depth 1 · Foundation
You can follow air to the alveoli, explain gas exchange, and tell breathing apart from respiration.
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Foundation
You can follow air to the alveoli, explain gas exchange, and tell breathing apart from respiration.
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