Immediately before passing into the large intestine, the food mass must pass though the:
A) pyloric sphincter.
B) lower esophageal sphincter.
C) ileocecal valve.
D) bolus.
E) colon.

Question

Quizplus · Accepted Answer

The ileocecal valve is the sphincter that separates the small intestine from the large intestine. This valve regulates the flow of food mass into the large intestine, preventing backflow of fecal matter from the large intestine into the small intestine. Therefore, immediately before passing into the large intestine, the food mass must pass through the ileocecal valve.

Immediately Before Passing into the Large Intestine, the Food Mass