4. What is diaphragm?
Answers
Answered by
2
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.
Answered by
2
Explanation:
Diaphragm, dome-shaped, muscular and membranous structure that separates the thoracic and abdominal cavities in mammals
Similar questions