A food ball moves through the esophagus by ________.

Question

Quizplus · Accepted Answer

Peristalsis is the rhythmic contraction and relaxation of the smooth muscles in the esophagus that propels food from the throat to the stomach. Gastric juice is a digestive secretion produced by the stomach and does not contribute to the movement of food through the esophagus. Mastication refers to the chewing of food in the mouth and does not occur in the esophagus. Regurgitation is the expulsion of food from the mouth and is not involved in the movement of food through the esophagus.

A Food Ball Moves Through the Esophagus by ________