复旦大学临床医学专业：《内科学》课程教学资源（课件讲义，双语版）消化总论（刘厚钰）

Digestive system Can you enjoy your life without your digestive system?

Digestive System Can you enjoy your life without your digestive system?

Characteristics of Digestive System Taking in energy sources D gestion energ tissue absorption waste Numerous organs

Characteristics of Digestive System • Taking in energy sources Digestion energy tissue absorption waste • Numerous organs

Indiretly contact with outside environment 00d→ Pathogenic factors→ (physical, chemical, microbial)

Indiretly contact with outside environment Food→ Pathogenic factors→ (physical, chemical, microbial)

Common lesions inflammation Ulcer bleeding perforation neoplasm functional disturbances

Common Lesions inflammation Ulcer bleeding perforation neoplasm functional disturbances

inflammation erosion ucer

inflammation erosion ulcer

bleeding bl perforation tumor

bleeding perforation tumor

Characteristics of Digestive System Not only a digestive organ but also endocrine organ pancreas gastrin glucagon somatostatin VIP insulin

Characteristics of Digestive System • Not only a digestive organ but also ➢ endocrine organ pancreas gastrin glucagon somatostatin VIP insulin

Characteristics of Digestive System Immune organ mucosa submucosa lymhatic system Liver Unique neurologic system vagus sympathetic mesenteric plexus

Characteristics of Digestive System ➢ Immune organ mucosa. submucosa lymhatic system Liver ➢Unique neurologic system vagus sympathetic mesenteric plexus

Relation with other systems

Relation with other systems