Question

What is exhalation ?

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Answer 1

Answer:

Exhalation (or expiration) is the flow of the breath out of an organism. In animals, it is the movement of air from the lungs out of the airways, to the external environment during breathing. ... Exhalation has a complementary relationship to inhalation which together make up the respiratory cycle of a breath.

Explanation:

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Answer 2

Answer:

Exhalation is the flow of the breath out of an organism. In animals, it is the movement of air from the lungs out of the airways, to the external environment during breathing.