![Photobucket](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/digestivesystemmodel-1.jpg)
Digestive Tract:
Esophagus
Stomach
Fundus- small superior portion
Body
Pylorus- bottom 1/3 of stomach
Pyloric Sphincter- inferior sphincter of stomach into Duodenum of small intestine
Cardiac Sphincter- superior sphincter of stomach behind heart
Rugae-large irregular folds of stomach inner lining
Greater Curvature
Lesser Curvature
Greater Omentum
Lesser Omentum
![stomach regions](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/stomachregions.gif)
Small Intestine
Duodenum
Hepatopancreatic sphinter (Sphincter of Oddi)- from hepatopancreatic duct
Plica circulares- All segments of the small intestine have plicae circularis which are folds of submucosa that increase surface area. Villi are finger-like projections of the lamina propria, upon and between plicae circulares
Jejunum- Often found in umbilical area of cadavers
Ileum- Lower portion of small intestine ending in Ileocecal valve
Ileocecal Valve- Leeds to cecum
Cartoon Colon
![colon labeled](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/labeledcolon.jpg)
Cecum- the balloon like structure at the base of the Colon
Appendix- extends off cecum
The Colon is divided into 5 sections
ascending colon
transverse colon
descending colon
sigmoid colon- "S" shaped
rectum- the end of the line
Teniae Coli- longitudinal layer of smooth muscle comprised of 3 bands
(tenia coli singular)
Haustra- pocket like sacs
(Haustrum singular)
Right Colic flexure
Left Colic flexure
![Photobucket](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/digestivesystemsmandlrgcolon-1.jpg)
![colon model](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/digestivesystemlrgcolon.jpg)
![body model 2](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/largebodymodel3.jpg)
![GI tract](http://i27.photobucket.com/albums/c190/lovesthesunset/anatomy%20and%20physiology/GImodel.jpg)
No comments:
Post a Comment