GASTROLAB / SCIENCE PHOTO LIBRARY GASTROLAB / SCIENCE PHOTO LIBRARY
Major duodenal papilla. Endoscopic view of the interior of a person's small intestine, showing the major duodenal papilla (upper left). This structure is where the common bile duct and the pancreatic duct open into the duodenum - the first part of the small intestine.
Model release not required. Property release not required.