Answer:
Upper Esophageal Sphincter, Lower Esophageal Sphincter, Sphincter of Oddi, Pyloric Sphincter, Ileocecal Sphincter and Ana.l Sphincter are the sphincter of the digestive system.
Explanation:
Upper Esophageal Sphincter: This sphincter is located near the pharynx and prevent the entry into the esophagus.
Lower Esophageal Sphincter: This is also known as cardiac sphincter and allows the passage of food from the esophagus into the stomach.
Pyloric Sphincter: Pyloric Sphincter is present in stomach and duodenum and regulates the entry of food from stomach to duodenum.
Sphincter of Oddi: This sphincter allows the entry of bile into the small intestine and located at the meeting point of large and small intestine.
Ileocecal Sphincter: Ileocecal Sphincter regulates the entry of chyme into large intestine from the small intestine.
Ana.l Sphincter: This sphincter is present at the end of rectum and helps in evacuation of waste material.