cystic duct and the hepatic duct

Hepatic duct is attached with liver. The union of hepatic duct and cystic duct forms common bile duct.

The Cystic duct from the gallbladder and the Common Hepatic duct from the liver

The hepatic ducts leave the liver and combine to form the common hepatic duct. The gall bladder is connected to the cystic duct which combines with the hepatic duct to form the bile duct, this duct leads to the duodenum.

common bile duct
The common bile duct.