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Unformatted text preview: 102-108The Small Intestine:-Divided into three regions:1.Duodenum: receiving end of small intestinea.Receives secretions from gallbladder via common bile ductb.Pancreatic juice released into pancreatic duct—joins common bile ductc.Sphincter of Oddi: regulates flow of pancreatic juice and bile into small intestine—juncture of common bile duct an duodenum2.Jejunum: midsection of small intestine3.Ileum last segment of small intestine-Villi: small, finger-like projection that cover the inner surface of the small intestineoEnterocytes: absorptive epithelial cells that make up surface of each villusMicrovilli: hairlike projections on surface of enterocytes-Brush Border: absorptive surface of small intestine made up of thousands of microvillli that line enterocytes; provides enormous surface area where nutrient digestion and absorption take place-Lacteal: lymphatic vessel found in an intestinal villus; circulate absorbed nutrients away from small intestine Enteric Hormones Regulate Digestion in the Small Intestine:...
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This note was uploaded on 02/23/2008 for the course NS 1150 taught by Professor Levitsky during the Fall '05 term at Cornell University (Engineering School).
- Fall '05