Question

write a note on peristalsis and sphincter muscle function in stomach

Answer 1

Peristalsis is an automatic and important process. It moves: Food through the digestive system. Urine from the kidneys into the bladder.

Pyloric Sphincter. The pyloric sphincter is a band of smooth muscle at the junction between the pylorus of the stomach and the duodenum of the small intestine. It plays an important role in digestion, where it acts as a valve to controls the flow of partially digested food from the stomach to the small intestine.

Answer 2

peristalsis is a wave like movement in the oesophagus where contraction and relaxation of muscles take place ......it propels a ball of food which is called bolous, (food after chewing) along the tract

sphincters are a flat plane of muscular fibers,, elliptical in shape found in many animals...it maintains constriction of normal body passage...