White Digestive System Model

1

tooth

2

tongue

3

hard palate

4

soft palate

a

uvula

5

Isthmus of fauces

6

esophagus

7

stomach, protein digestion

7a

cardiac orifice, guards opening between esophagus and stomach

7b

fundus of stomach, protein digestion

7c

lesser curvature of stomach

7d

greater curvature of stomach

7e

pyloric sphincter, guards opening to duodenum

8

duodenum, moves foodstuffs to jejunum

10

spleen, filters blood

11

gallbladder, stores bile

12

liver, makes bile

12a

right lobe

12b

left lobe

12c

quadrate lobe

12d

cystic duct, takes bile from gallbladder to common bile duct

12e

common bile duct, sends excess bile to gallbladder via cystic duct

12f

portal vein, carries deoxygenated blood from stomach to liver

12g

hepatic artery, carries oxygenated blood to liver

9

pancreas, produces digestive enzymes

13

small intestine, moves foodstuffs to large intestine

13a

jejunum, moves foodstuffs to ileum

13b

ileum, moves foodstuffs to cecum

14

ileocecal valve, guards opening to cecum

15d

appendix, monitors gut bacteria

15

large intestine, moves foodstuffs to rectum

15a

ascending colon, moves foodstuffs to tranverse colon

15b

transverse colon, moves foodstuffs to descending colon

15c

descending colon, moves foodstuffs to sigmoid colon

16

rectum, propel undigested fecal matter for elimination