Question

What is peristalsis?

Answer 1

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..

Answer 2

the rhythmic contractions and relaxations in the alimentary canal which pushes the food down is called peristaltic movement or  peristalsis