Bile Duct Smooth Muscle

Bile duct smooth muscle refers to the specialized smooth muscle tissue found in the walls of the bile ducts, which are tubular structures responsible for transporting bile from the liver and gallbladder to the duodenum. This smooth muscle is essential for regulating bile flow and ensuring proper digestive function.

Other names

Biliary smooth muscleSphincter of Oddi muscleBile duct wall muscle

Regulates transport of bile by contracting or relaxing to control lumen diameter. Seals off sections (e.g., via sphincters) to prevent backflow or regulate timing of secretion into intestines. Contributes to peristaltic movements that propel bile through ducts toward its destination.