Question

define peristalsis need it fast​

Answer 1

When certain muscles in the digestive and urinary tracts contract, it is called peristalsis. Peristalsis is a particular, wave-like kind of muscle contraction .

Answer 2

Answer:

the answer is below..

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Explanation:-

The involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wave-like movements that push the contents of the canal forward.