duodenum: Quick Facts

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Photos

Diagram showing the anatomy of the small intestine with labeled regions (duodenum, jejunum, ileum), a cross-section highlighting muscle and mucosa layers, an enlargement of mucosal folds (plicae circulares), and a detailed view of a villus structure with epithelial, goblet, endocrine, and Paneth cells, microvilli, blood capillaries, and lacteal.

duodenum; Brunner gland

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Topics

Brunner glands Vater’s ampulla pancreatic duct duct of Santorini duodenal ulcer Secretin Cholecystokinin vasoactive intestinal polypeptide gastric inhibitory polypeptide small intestine ileum

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