Question

What is peristalsis? How does it work
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Answer 1

Aᥒsᥕᥱr

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.

Answer 2

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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.Stretching out a piece of intestine will make it easier to see the wave-like motion.