Question

what is peristalsis
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Answer 1

Answer:

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Explanation:

Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract. It starts in the esophagus where strong wave-like motions of the smooth muscle move balls of swallowed food to the stomach. ... The motion mixes and shifts the chyme back and forth.

Answer 2

Answer:

peristalsis is a serious of wave - like muscle contractions that move food through the digestive tract. It starts in the esophagus where strong wave - like motions of the smooth muscle move balls of swallowed food to the stomach. The motion mixes and shifts the chyme back and forth