The anus - Understanding cancer - Macmillan Cancer Support - what is the anus


Rectal Prolapse Expanded Version | ASCRS what is the anus

WebMD provides a medical diagram of the anus and explains its function and problems that can affect the anus.

Anal cancer is cancer that starts in the anus.The anus is the body's opening at the lower end of the intestines.

The anus is formed partly from the surface layers of the body, including the skin, and partly from the intestine. The rectal lining consists of glistening red tissue.