(Solved): Rectal valves: prevent intestinal bacteria from exiting the \( \mathrm{GI} \) tract. prevent fecal ...

Rectal valves: prevent intestinal bacteria from exiting the \( \mathrm{GI} \) tract. prevent fecal material from being expelled when one passes gas. occurs at the boundary between the ileum and the large intestine. prevents stomach contents from refluxing back up the esophagus prevent material in the duodenum from backing up into the stomach Which of the following doesn't belong? major pancreatic duct Ampulla of Vater sphincter of Oddi cecum common bile duct