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1. What are the wavelike contractions of smooth muscle that move food down the esophagus
called?

Sagot :

Answer:Contractions of the esophagus push the food through a sphincter (a ring of smooth muscle that closes off an opening in the body) and into the stomach. NOTE: The digestive system moves food along by way of peristalsis, a wavelike contraction of smooth (involuntary) muscle.

Explanation:

Answer:

Peristalsis

Explanation: