What Are The Rhythmic Contractions That Propel Food Through The Digestive Tract?
What Are The Rhythmic Contractions That Propel Food Through The Digestive Tract? Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract. It starts in the esophagus where strong wave-like motions of the smooth muscle move balls of swallowed food to the stomach. What is the rhythmic contraction of the