Biology, asked by subodh25, 1 year ago

short note on external respiration ?

Answers

Answered by Jaky98
3
External respiration occurs in the lungs where oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar air.
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Answered by Anonymous
27

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External respiration is the formal term for gas exchange. It describes both the bulk flow of air into and out of the lungs and the transfer of oxygen and carbon dioxide into the bloodstream through diffusion.

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