Question

define peristalsis and give its significance ​

Answer 1

Answer:

peristaltic movement is defined as a contraction and relaxation of muscles

food goes to food pipe to intestine through peristaltic movement

Answer 2

Explanation:

peristalsis is a movement in oesophagus.Food we eat reaches stomach in this process,due to peristalsis food moves slowly and mixes in HCl present in our stomach.If there is no peristalsis movement food goes into stomach and apply a pressure on HCl present here.