Characteristics of Digestive System Immune organ Gastrointestinal-associated lymphoid tissue, GALT) Follicle Inductive site Villi 敌/ Lamina propria Submuco uscle follicle (terminal Peyers patch
Immune organ Gastrointestinal-associated lymphoid tissue, (GALT) Characteristics of Digestive System
Characteristics of Digestive System Not only a digestive organ but also endocrine organ pancreas gastrin(胃泌素) glucagon(胰高糖素) somatostatin(生长抑素) VIP(血管活性肠肽) insulin(胰岛素)
• Not only a digestive organ but also endocrine organ pancreas gastrin (胃泌素) glucagon(胰高糖素) somatostatin( 生长抑素) VIP(血管活性肠肽) insulin(胰岛素) Characteristics of Digestive System
Structure /function and diseases The biggest organ Homeostasis Excretion Filter Hepatic Ducts LIVER Synthesis Defense Cystic Duct STOMACH Gallbladder LIVER Common Cirrhosis Bile Duct (Scarring and Nodule Formation) Small Intestine Pancreas (Duodenum Death)← symptoms SIgnS
Structure /function and diseases The biggest organ Homeostasis Synthesis Excretion Filter Defense symptoms signs Death
Common Lesions of Digestive System inflammation(炎症) e Ulcer(溃疡) ◆ bleeding出血) ◆ perforation(穿孔 ◆ neoplasm(肿瘤) o functional disturbances(功能失调)
inflammation(炎症) Ulcer (溃疡) bleeding(出血) perforation (穿孔) neoplasm (肿瘤) functional disturbances(功能失调 ) Common Lesions of Digestive System
Classification of Gl diseases Impaired Digestion and Absorption (Biliary obstruction, Chronic pancreatitis) Altered Secretion (Zollinger-Ellison syndrome duodenal ulcer Chronic pancreatitis) Altered ut Transit (Pylori/ bowel obstruction, Achalasia constipation, diarrhea)
Classification of GI Diseases • Impaired Digestion and Absorption (Biliary obstruction, Chronic pancreatitis) • Altered Secretion (Zollinger-Ellison syndrome, duodenal ulcer, Chronic pancreatitis) • Altered Gut Transit (Pylori/bowel obstruction, Achalasia, constipation, diarrhea)