Sphincter of Oddi
System
Digestive
SNOMED CT
181271000
Sphincter of Oddi
Definition
Muscular valve that controls the flow of digestive juices (bile and pancreatic juice) through the ampulla of Vater into the second part of the duodenum. Relaxed by the hormone Cholecystokinin (CCK) via vasoactive intestinal polypeptide (VIP).[WP].
Also known as hepatopancreatic ampullary sphincter, musculus sphincter ampullae, musculus sphincter ampullae hepatopancreatica, Oddi's sphincter, sphincter of ampulla of vater, sphincter of Oddi — per UBERON
The Sphincter of Oddi is a part of the Digestive.