The terminal ileum is the distal end of the small intestine that intersects with the large intestine. It contains the ileocecal sphincter, a smooth muscle sphincter that controls the flow of chyme into the large intestine.
Anatomy
The terminal ileum is located on the right side of the abdominopelvic cavity in the umbilical and hypogastric regions. It is a tube about 1.25 to 1.5 inches (3 to 4 cm) long at the end of the ileum and terminates at the ileocecal sphincter....