Biliary System

What is the primary function of the gallbladder?

• Production of bile

• Storage and concentration of bile

• Secretion of digestive enzymes

• Direct digestion of fats

Which artery supplies blood to the gallbladder?

• Left hepatic artery

• Right hepatic artery

• Cystic artery

• Portal artery

The common bile duct is formed by the union of which two ducts?

• Right and left hepatic ducts

• Cystic duct and common hepatic duct

• Cystic duct and pancreatic duct

• Common hepatic duct and pancreatic duct

Which structure controls the release of bile into the duodenum?

• Sphincter of Oddi

• Pyloric sphincter

• Ileocecal valve

• Cardiac sphincter

Where does the common bile duct open into the digestive system?

• Stomach

• Duodenum

• Jejunum

• Ileum

Which hormone stimulates the contraction of the gallbladder to release bile?

• Secretin

• Gastrin

• Cholecystokinin (CCK)

• Insulin

What is the approximate length of the common bile duct?

• 3-5 cm

• 5-7 cm

• 7.5 cm

• 10 cm

Which nerve is responsible for referring gallbladder pain to the right shoulder?

• Phrenic nerve

• Vagus nerve

• Sciatic nerve

• Hypoglossal nerve

Which imaging technique is commonly used to visualize the biliary system?

• MRI

• Intravenous cholecystography

• CT scan

• PET scan

What is the anatomical landmark commonly used in gallbladder surgery to identify the cystic duct and artery?

• Calot’s triangle

• Hesselbach’s triangle

• Triangle of Koch

• Scarpa’s triangle