#musculus_sphincter_ductus_choledochi  the smooth muscle sphincter of the common bile duct
  supertype:  anatomical_sphincter__sphincter__sphinctermuscle  a ring of muscle that contracts to close an opening
  part of:  common_bile_duct__bile_duct  a duct formed by the hepatic and cystic ducts; opens into the duodenum
     part of:  liver  large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity; secretes bile and functions in metabolism of protein and carbohydrate and fat; synthesizes substances involved in the clotting of the blood; synthesizes vitamin A; detoxifies poisonous substances and breaks down worn-out erythrocytes
        part of:  digestive_system__digestivesystem__gastrointestinal_system__systema_alimentarium__systemaalimentarium__systema_digestorium__systemadigestorium  the system that makes food absorbable into the body
           part of:  body__organic_structure__organicstructure__physical_structure  the entire physical structure of an organism (especially an animal or human being); "he felt as if his whole body were on fire"
        part of:  circulatory_system__circulatorysystem__cardiovascular_system  the organs and tissues involved in circulating blood and lymph through the body
           part of:  body__organic_structure__organicstructure__physical_structure  the entire physical structure of an organism (especially an animal or human being); "he felt as if his whole body were on fire"

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