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Digestive system

Structure that suspends the small intestine from the posterior body wall Mesentery
Fingerlike extensions of the intestinal mucosa that increase the surface area Villi
Collections of lymphatics tissue found in the submucosa of the small intestine Peter's patches
Folds of the small intestine wall Plicae circulares
Two anatomical regions involved in the physical breakdown of food Oral cavity and stomach
Organ that mixes food in the mouth Tongue
Common passage for food and air Pharynx
Three extensions of the peritoneum Greater omentum, lesser omentum, mesentery
Literally a food chute; no digestive or absorptive role Esophagus
Folds of the stomach mucosa Rugae
Saclike outpocketings of the large intestine wall Haustra
Projections of the plasma membrane of a cell that increase the cell's surface area Microvilli
Prevents food from moving back into the small intestine once it has entered the large intestine Ileocecal valve
Organ responsible for most food and water absorption Small intestine
Organ primarily involved in water absorption and feces formation Colon
Area between the teeth and lips/cheeks Vestibule
Blind sac hanging from the initial part of the colon Appendix
Organ in which protein digestion begins Stomach
Membrane attached to the lesser curvature of the stomach Lesser omentum
Organ into which the stomach empties Small intestine
Sphincter controlling the movement of food from the stomach into the duodenum Pyloric sphincter (valve)
Uvula hangs from its posterior ege Soft palace
Organ that receives pancreatic juice and bile Small intestine
Serosa of the abdominal cavity wall Parietal peritoneum
Region, containing two sphincters, through which feces are expelled from the body Anal canal
Anterosuperior boundary of the oral cavity; supported by bone Hard palate
Serious membrane forming part of the wall of the small intestine Visceral peritoneum
Created by: Brana



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