duodenum

acid anatomical anatomy anus appendicitis appendix bile body cancer care cecum colon diagram digestion digestive disease disorder distress duct ducts duodenal duodenum esophagus gallbladder gasric gastric gastroenterologist gastrointernal gastrointestinal git health healthcare healthy hepatic highlighted human ileum illustration indigestion internal intestinal intestine intestines labelled large liver locations medical medicine organ organs pain pancreas pancreatic papilla rectum reflux science silhouette small sphincter stomach structure surgey system tissue tract vector