What is the anus?

The anus is the part of the digestive system of a human body from which stool leaves the body. The anal canal is a tube which is typically 4 cm long.


Sources:

https://www.cancer.org/cancer/anal-cancer/about/what-is-anal-cancer.html

https://cancer.ca/en/cancer-information/cancer-types/anal/what-is-anal-cancer/the-anus

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