GI Control Systems Flashcards
What ailment do racehorses commonly get?
Equine Gastric Ulcers
(Due to competitiveness causing high stress)
What structure divides the glandular section from the glandular section of the stomach?
Margoplicatus
What is LDA?
Left Displacement of the Abomasum
(Abomasum migrates to right side of abdominal cavity)
What is RDA?
When the abomasum is on top of the rumen on the right side of the abdominal cavity
Small intestinal tumors
Common in small animals, growths in intestines
Colorectal Cancer
In animals and humans, cancer in colon and rectum, bleeding during defecation, etc
Most important layer of the gut?
Submucosa (Must not cut during surgery)
Order of the gut layers (outer to inner)
Serosa, outer longitudinal m., myenteric plexus, inner circular m., submucosal plexus, submucosa, mucosa (muscularis mucosea, lamina propria, and epithelium), villi
Gastrointestinal tract definition
Tube like structure that extends from mouth to anus that supplies the body and itself with nutrients, electrolytes, and water by performing motility, secretions, digestion and absorption.
Large intestine components
Cecum, colon, anus
Small intestine components
Duodenum, jejunum, ileum
4 general layers of the gut
Serosa, muscle layer, submucosa, mucosa( muscularis muscosea, lamina propria, epithelium)
Esophageal achalasia
Stenosis in esophagus, must do a myotomy
Nerves of the intrinsic GI tract
Enteric nervous system
Endocrine secretions of intrinsic GI Tract
CCK, Motilin, GIP, Gastrin, Secretin
