"Chyme and digestive juices are moved backward and forward in the small intestine to enhance absorption at the brush border." What is being described?

Question

Quizplus · Accepted Answer

The movement of chyme and digestive juices back and forth in the small intestine is called segmentation. This enhances absorption at the brush border by bringing the chyme and digestive juices into contact with the mucosal surface of the small intestine, where nutrient absorption occurs. Gastric secretion refers to the production of digestive juices in the stomach, barrier function refers to the ability of the intestinal wall to prevent harmful substances from entering the body, and peristalsis refers to the wave-like contractions of the smooth muscle that propel food through the digestive tract.

"Chyme and Digestive Juices Are Moved Backward and Forward in the Small