Defecation - Wikipedia, the free encyclopedia

Defecation - Wikipedia, the free encyclopedia

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日期:2026-05-07
Defecation is the final act of digestion, by which organisms eliminate solid, semisolid, and/or liquid waste material from the digestive tract via the anus. Humans expel feces with a frequency varying from a few times daily to a few times weekly.[1] Waves...看更多