• what is peristaltic movement and how does it function in the esophagus
The peristaltic movements are muscle contractions and its function on the esophagus is to push food down into the stomach and prevent it from going back into the esophagus.he function of a frog's esophagus is to transfer food down to the frogs stomach. the frogs esophagus is where food goes through before entering the stomach. the frogs esophagus moves food to the stomach by way of cilia.