Rhythmic smooth muscle contractions occurring along the human digestive system that propel food along the system are termed
A) countercurrent exchange.
B) phagocytosis.
C) peristalsis.
D) rumination.
E) sphincter contractions.

Question

Quizplus · Accepted Answer

Peristaltic contractions drive the unidirectional passage of food through the digestive tract, and reverse peristalsis ejects toxic material which is making an animal sick.

Rhythmic Smooth Muscle Contractions Occurring Along the Human Digestive System