Answered


what is the main muscle that aids in tje passage of air into and out of the lungs​

Sagot :

Alcaydebrandonviz

Answer:

The diaphragm

Explanation:

located below the lungs, is the major muscle of respiration. It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily. Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges.

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