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what do you call the respiratory muscle that contract and relaxes to allow air into lung?​

Sagot :

K47HY7IN

It is called the diaphragm.

PATRIANEJOYIN

Answer:

THE DIAPHRAGM, 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.

Explanation:

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