mention two important functions of alveoli.
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It’s pretty obvious that we should be grateful to the “essential workers” during this time of shelter in
place. Food suppliers, health care workers, delivery people, and first responders have taken on risks to
themselves for the benefit of everyone else. How can we possibly repay them? By showing a little
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Alveoli are an important part of the respiratory system whose function it is to exchange oxygen and carbon dioxide molecules to and from the bloodstream. These tiny, balloon-shaped air sacs sit at the very end of the respiratory tree and are arranged in clusters throughout the lungs.
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