Question

Are sphincter muscles present in anus?why.

Answer 1

A sphincter is a muscle that surrounds a body opening (the urethra or the anus, for example) and which should unconsciously remained tightly closed. During urination, sphincters relax and open when messages are relayed from your nerves and your brain to the pelvic floor muscles.

Answer 2

Yup it's present around anus which regulates the opening n closing of anus.
Hope it helps u dear