Bio47S11HO15

Bio47S11HO15 - Biology 47 - Anatomy Lecture 15 Digestive...

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Biology 47 - Anatomy Lecture 15 Digestive System : Pancreas : Assists in : Location : 15 cm long Head : Broad portion residing within : Body : Elongated portion inferior to : Tail : Blunt end adjacent to : Secretes into : Function : Produce : Sodium Bicarbonate : Neutralizes : Enzymes : Pancreatic Amylase : Pancreatic Lipases : Trypsin , & Chymotrypsin : Pancreatic Secretory structures : Secretions enter Duodenum via : 2 Ducts : 1. Pancreatic Duct : Main delivery duct to : Joins Common Bile duct from LIVER to form : 2. Accessory Duct : Smaller, superior duct opening into : Histology : Lobulated Gland Glandular Epithelial Cells : 99 % : Acinar Cells : Secrete : 1 % : Islets of Langerhans : Groups of :
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Beta Cells (60%): Insulin Alpha Cells (25%): Glucagon Delta Cells (15%): Somatostatin Insulin & Glucagon regulate : Liver : “ Hepat ” = Liver Largest : Functions : A. Metabolic Regulation : Regulates : ALL BLOOD leaving Digestive Tract travels directly to : • Liver Cells : Hepatocytes 1. Monitor adjust : 2. Remove store : 3. Detoxify blood B. Hematological Functions
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This note was uploaded on 09/02/2011 for the course BIO 47 taught by Professor Peters during the Spring '11 term at West Valley.

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Bio47S11HO15 - Biology 47 - Anatomy Lecture 15 Digestive...

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