WHAT IS DIPHGRAM??
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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
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the diphgram located below the lungs is the major muscle of respiration
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