Directory For a Sex Photos : medicalschool: The epithelium of the small intestine is the fastest self-renewing tissue in mammals. At the bottom of each villus is a narrow tubular structure, called the crypt (orange), where multi-potent stem cells reside. These cells divide daily,

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» medicalschool: The epithelium of the small intestine is the fastest self-renewing tissue in mammals. At the bottom of each villus is a narrow tubular structure, called the crypt (orange), where multi-potent stem cells reside. These cells divide daily,

medicalschool:  The epithelium of the small intestine is the fastest self-renewing

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