Contraction of respiratory muscles are responsible for the movement of air out of the lungs in quiet expiration.

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Julianna hughes · Accepted Answer

Final Answer : False, Explanation :  In quiet expiration, air movement out of the lungs is primarily due to the relaxation of the respiratory muscles and the elastic recoil of the lungs, not the contraction of respiratory muscles.

Contraction of respiratory muscles are responsible for the movement of air out of the lungs in quiet expiration.

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