title: Extrahepatic bile duct motility.
mesh_terms: D000818:Animals; D001652:Bile Ducts / Q000033:anatomy & histology / Q000502:physiology*; D002404:Catheterization; D002758:Cholangiography; D002763:Cholecystectomy; D002933:Cineradiography; D004285:Dogs; D005769:Gastrointestinal Motility; D006801:Humans; D008365:Manometry; D009119:Muscle Contraction / Q000502:physiology; D009130:Muscle, Smooth / Q000033:anatomy & histology / Q000502:physiology; D013035:Spasm / Q000000981:diagnostic imaging