Question

what is peristaltic movement

Answer 1

The movement of bolus(food) from the mouth to stomach through oesophagus by the contraction and relaxation of the oesophagus is called peristaltic movement.

Answer 2

The movement that takes place in the oesophagus due to the movement of muscles in oesophagus
the contraction and relaxation of circular muscles in the oesophagus helps the bolus to
enter in the stomach is known as peristaltic movement
it also occurs in intestine
IN SIMPLE : THE CONTRACTION AND RELAXATION OF MUCLES is known as peristaltic movement