Has No Life Rich Fantasy Life Sphincter Confusion I have cyst on my left sphincter while my right one makes sucking sounds. My middle one is small and is often confused with my belly button.
Sphincters are little muscles that open and close to let liquids and solids through.
Most people have one between their stomach and small intestine, and another at the end of their large intestine - the anal sphincter. And you've got three - left, right and middle. Maybe you're referring to bum cheeks. But that means your right bum cheek makes sucking sounds. And you have a small, central bum cheek too.