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《病理学》课程教学课件(PPT讲稿)第八章 消化系统疾病

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《病理学》课程教学课件(PPT讲稿)第八章 消化系统疾病
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第八章消化系统疾病石河子大学医学院病理学教研室潘晓琳

第八章 消化系统疾病 石河子大学医学院病理学教研室 潘晓琳

ChapterPathology of digestive systemPan xiao linDepartment of pathologyUniversity of Shihezi School of Medicine

Chapter 8 Pathology of digestive system Pan xiao lin Department of pathology University of Shihezi School of Medicine

Digestive diseasesGastritisPeptic ulcerViral hepatitisAlcoholic liver diseasesLiver cirrhosis

Digestive diseases Gastritis Peptic ulcer Viral hepatitis Alcoholic liver diseases Liver cirrhosis

Digestive system is consists ofdigestive tractesophagusEuoptaqusSienachstomachLiversmallintestineGanBtardorPaneroaslarge intestineSnaLangenucindigestiveglandslrvestiesalivary glandsAppendixliverRostumpancreas

Digestive system is consists of digestive tract esophagus stomach small intestine large intestine digestive glands salivary glands liver pancreas

The function of the digestive system isingestionmechanical digestion chemical and enzymatic digestionsecretionabsorptionexcretion

The function of the digestive system is • ingestion • mechanical digestion • chemical and enzymatic digestion • secretion • absorption • excretion

7Diseasesof stomachgastritispeptic ulcer

➢ Diseases of stomach gastritis peptic ulcer

Anatomyof stomachLesser curvatureGreater curvatureCardiaFundusBodyPylorus

Anatomy of stomach Lesser curvature Greater curvature Cardia Fundus Body Pylorus

Anatomyof stomachantrum★★pylorusduodenum

Anatomy of stomach antrum pylorus duodenum

Histology of stomach wall structurelumenmucosa(mucoussubmucosamembrane(submucosallayer)layer)circular3musclemuscularis(smoothmusclelayer)Alongitudinalmuscleserosaserousmembranelayer)

Histology of stomach wall structure 1 2 3 4

Histology of stomach-Fundus glands 3 types of cellsParietalcells(produce HCI)Chief cellsT(producepepsinogen)3.Enteroendocrine cells(G cells)

Histology of stomach-Fundus glands ❖ 3 types of cells 1. Parietal cells (produce HCl ) 2. Chief cells (produce pepsinogen) 3. Enteroendocrine cells (G cells)

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