Question

what is peristalsis?​

Answer 1

Explanation:

Peristalsis is a radially symmetrical contraction and relaxation of muscles that propagates in a wave down a tube, in an anterograde direction. This movement helps in the movement of food through the alimentary canal..

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Answer 2

$\huge\bold\green {Answer - }$

The regular relaxation and contraction of walls that helps in movement of food particles in oesophagus or food pipe is called peristalsis or peristaltic movement.

✴ Remember that no digestion takes place in oesophagus or food pipe.

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