1. SMALL INTESTINE
Spaghetti time!

2. SMALL INTESTINE Roughly 20 feet Small in diameter Champion digester
Absorbs

3. SMALL INTESTINE
Has 3 main parts.
1. Duodenum
2. Jejunum
3. Ileum

5. Duodenum
Section 1

6. Duodenum
First inches after the stomach.
(Duodenal ulcers)

8. Duodenum
Chyme- STUFF released from the stomach by the pyloric sphincter.
ACIDIC!!

10. Duodenum Bile Comes from the liver to neutralize acid. Emulsifies fat
Adds color to feces.

11. Duodenum Pancreatic Juice: Comes from pancreas Neutralizes acid
Releases 3 BIG enzymes

12. Duodenum
Amylase:
Starch  maltose

13. Duodenum
Trypsin:
Proteins  peptides

14. Duodenum
Lipase:
Lipids  Fatty acids
& Glycerols

17. Jejunum
Section 2

18. Jejunum
About 8 feet long
BULK of nutrient absorption

19. Jejunum
Intestinal juice: prepares food to be absorbed.

21. Jejunum
Further breakdown
Peptidase:
Peptides  amino acids

22. Jejunum
Maltase:
Maltose  Glucose

24. Ileum
About 12 feet long
Connects to large intestine

28. Color code
Color code the Villi
I,K,L,M