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rhythmic waves of muscular contraction to move food from the esophagus to the stomach. this is called ____

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Answer:

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.

Step-by-step explanation:

User Xoog
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