Peristalsis ________

Multiple Choice

Peristalsis ________.

A) is a condition wherein the lining of the digestive tract is irritated by the passage of rough fibrous material
B) consists of waves of muscular contractions that move along the length of the digestive tract
C) only occurs in the esophagus
D) is a muscular movement pattern that occurs in regions of the digestive tract where the smooth muscle fibers are not arranged in layers
E) is the same as segmentation