Question

Name the functional units of lungs and explain its working​

Answer 1

Answer:

"Alveoli" are little air sacs which are the functional units of lungs. Working of Alveoli: ... The oxygen from the inhaled air in the lungs reaches the bloodstream through alveoli and carbon dioxide from the deoxygenated blood is transferred to the lungs through these alveoli and exhaled out through the nose.

Explanation:

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