Definition of Musculus sphincter ductus choledochi
1. Noun. The smooth muscle sphincter of the common bile duct.
Generic synonyms: Anatomical Sphincter, Sphincter, Sphincter Muscle
Medical Definition of Musculus sphincter ductus choledochi
1. Smooth muscle sphincter of the common bile duct immediately proximal to the hepatopancreatic ampulla; it is this sphincter that controls the flow of bile in the duodenum. Synonym: musculus sphincter ductus choledochi, Boyden's sphincter, choledochal sphincter, sphincter muscle of common bile duct. (05 Mar 2000)
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