Peristaltic waves are ________.
A) churning movements of the gastrointestinal tract that aid in mechanical breakdown of chyme
B) segmental regions of the gastrointestinal tract
C) waves of muscular contractions that propel contents from one point to another
D) pendular movements of the gastrointestinal tract

Question

Quizplus · Accepted Answer

Peristaltic waves are waves of muscular contractions that propel contents from one point to another, such as food through the digestive tract. Churning movements (A) aid in mechanical breakdown of chyme, segmental regions (B) refer to stationary areas of the digestive tract, and pendular movements (D) refer to back-and-forth movements but do not describe peristaltic waves.

Peristaltic Waves Are ________