THE SMALL INTESTINE AND

DIGESTIONBy Mikayla Haynes and Ryder

Coates

GENERAL INFORMATION ABOUT THE SMALL INTESTINE About 20 feet long. The center of your small intestine is

behind your navel (belly button). The small intestine has 3 parts:

The DudenumThe JejunumThe Ileum

The small intestine is 250 square meters- about the size of a tennis court.

THE SMALL INTESTINE’S ROLE IN DIGESTION The small

intestine absorbs nutrients and water from our food and drink.

The leftovers are sent to the large intestine.

ENZYMES IN THE SMALL INTESTINE Amylase- Breaks down carbohydrates. Protease- Breaks down proteins. Lipase- Breaks down fats.

DISEASES OF THE SMALL INTESTINE Amyloisis Celiac Sprue Dysmotility Infections Inflammatory Bowel

Disease Intestinal Lymphoma Peptic Ulcer Tropical Sprue Tumors Whipple’s Disease

CROHN’S DISEASE Persistent Diarrhea Rectal Bleeding Abdominal Cramps and Pain Constipation Fevers Loss of appetite Weight loss Crohn’s disease is incurable.

SMALL INTESTINE COMPARISON

HealthyAffected with Crohn’s

Disease

WHIPPLE’S DISEASE Inflammatory cells infect villi. Villi are unable to absorb nutrients. Can affect the skin, joints, nervous

system and heart. Joint problems Fever Diarrhea Weight Loss

ENTEROSCOPY Tube is stuck into mouth and into upper

intestinal track. Tissue samples are taken and examined.

BIBLIOGRAPHY http://www.webmd.com/digestive-disorders/picture-of-

the-intestines http://news.softpedia.com/news/5-Facts-About-the-

Small-Intestine-76301.shtml http://www.chp.edu/CHP/organs+intestine http://www.news-medical.net/health/What-Does-the-

Small-Intestine-Do.aspx http://www.enzymeessentials.com http://www.wisegeek.org/what-is-amylase.htm http://www.ddc.musc.edu/public/symptomsDiseases/

diseases/smallBowel.cfm http://www.ccfa.org/what-are-crohns-and-colitis/what-

is-crohns-disease/ http://www.nlm.nih.gov/medlineplus/ency/article/

003889.htm