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Digestive system
Question | Answer |
---|---|
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 |