Old Hickory Weather Forecast â 10 Day. Old Hickory 1 â 3 Day Weather Forecast Summary: Light rain (total 0.2in), mostly falling on Mon morning. Warm (max 87Â°F on Wed afternoon, min 66Â°F on Mon night). Wind will be generally light.
Diaphragm (muscle): The muscle that separates the chest (thoracic) cavity from the abdomen. The diaphragm is the main muscle of respiration. Contraction of the diaphragm muscle expands the lungs during inspiration when one is breathing air in.We rely heavily on the diaphragm for our respiratory function so that when the diaphragm is impaired, it can compromise our breathing.ontraction of the diaphragm muscle expands the lungs during inspiration when one is breathing air in. We rely heavily on the diaphragm for our respiratory function so that when the diaphragm is impaired, it can compromise our breathing.
Answers. Best Answer: In the anatomy of mammals, the diaphragm is a shelf of muscle extending across the bottom of the ribcage. If the diaphragm is struck, or otherwise spasms, breathing will become difficult.Since the air is thinner in an airplane, a collapsed diaphragm could make breathing very difficult.I wouldn't recommend flying.f the diaphragm is struck, or otherwise spasms, breathing will become difficult. Since the air is thinner in an airplane, a collapsed diaphragm could make breathing very difficult. I wouldn't recommend flying.