👉 Peristalsis, also known as peristaltic contractions or peristalsis, is a type of muscular contraction that occurs within the digestive system. It's characterized by the contraction of muscles along the length of a tube-like structure called a peristaltic chamber, which can be a small intestine or a large bowel. In peristalsis, the walls of the peristaltic chamber (the wall being composed of smooth muscle) contract and extend in response to the