Highlights of Anatomy and physiology

Aug 03, 2004 21:37

-Food will get to your stomach even if you're standing on your head due to the musculature of the esophagus
-Your stomach can distend to hold up to 4 Liters
-Your small intestine is longer when you're dead because it finally gets a chance to relax
-Essentially, from your mouth to your anus, its wide open to the world- the only thing differentiating it from your epithelium is that it has valves, muscous membranes, etc...
-You pass roughly 500 mL of gas daily
-The valves in your large intestine hold in your shit while you pass those 500 mL
-You have to consciously decide to relax your external sphincter muscles in order to excrete- the autonomic relaxtation of the internal sphincter muscles tells you 'its gotta go!'
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