MONICA SCHROEDER / SCIENCE PHOTO LIBRARY MONICA SCHROEDER / SCIENCE PHOTO LIBRARY
Illustration of gallbladder with bile ducts and pancreatic duct (all green), the pancreas (pinkish-orange), and duodenum (pink). The duodenum is cutaway to show the common bile duct ending in the sphincter of Oddi and the major duodenal papilla.
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