Question

Explain peristalic movement which occur in oesophagus.​

Answer 1

the movement in which contraction and expansion movement of walls occur due to which partially digested food is pushed forward in tract

Answer 2

In the oesophagus, peristaltic waves begin at the upper portion of the tube and travel the whole length, pushing food ahead of the wave into the stomach. Particles of food left behind in the oesophagus initiate secondary peristaltic waves that remove leftover substances.