| egestion |
Defecation or feceation (known colloquially as pooping or shitting, or euphemistically as a "bowel movement") is the act of eliminating solid or semisolid waste material from the digestive tract. Humans remove waste anywhere from several times daily to a few times weekly; sloths can go for a week or more without eliminating. Waves of muscular contraction known as peristalsis in the walls of the colon move fecal matter through the digestive tract towards the rectum. ...
출처: en.wikipedia.org/wiki/Egestion
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