Question

The contraction and expansion movement of the walls of the food pipe is called

Answer 1

Answer:

The contraction and expansion movement of the walls of the food pipe is called          peristaltic movement            .

Answer 2

Que. The contraction and expansion movement of the walls of the food pipe is called?

Ans :- The correct answer is Peristalsis. Key Points. Peristalsis is a type of wave-like movement occurring in the alimentary canal which involves contraction and relaxation of the muscles.