Psycho social mean of or relating to the interrelation of social factor and individual thought out an behaver Physical aspect mean to a particular part or feature of something
In the large intestine, or colon, salts and water are absorbed from the liquefied food, leaving a semi-solid residue called feces (stool). ... When the stool enters the rectum, stretching causes the muscles of the lower rectum and anus to relax so that the stool can be eliminated by defecation.
