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- Current: Aug 9, 2023
Villus
In anatomy, villus (pl. villi) is a small and slender projections that function to increase the surface area of a biological membrane. Important villi can be found in the placenta and the small intestine.
Definitions in the literature
- A microscopic outgrowth from the surface of some tissues and organs, which serves to increase the surface area of the organ [1].