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Rectum: Description: Rectum is the last part of the large intestine that begins from the lower end of the sigmoid colon and terminates in the anal canal. As the rectum approaches the anus, it becomes large and forms the rectal ampulla. The size of the adult rectum is 10 to 15 centimeters long. Function: The [...]

What are hemorrhoids? Hemorrhoids are commonly known as Piles. They are swollen, distended veins found protruding out of the anus or inside the anal canal. Types of hemorrhoids Hemorrhoids or Piles can be classified into three types, based on the anatomy. Internal Hemorrhoids. They are above the dentate line*. They are located inside the [...]