THE DIGESTIVE SYSTEM
By Prelly G. CummingsMedical Terminology
07-02-2009
The Organs of the Digestive System
Mouth Salivary Glands Esophagus Stomach Small Intestine Large Intestine Liver Gall Bladder Pancreas
The Mouth
Functions :
breaking food
sense of taste
swallowing
Saliva and the Salivary Glands
Functions:
moisten food and the mouth
clean the teeth, inhibit bacterial growth,
dissolve molecules so they can stimulate taste buds
digest a small amount of starch and fat
Esophagus
Function: Moves food from the throat to the stomach
Stomach
Functions:
Stores the food you eat, breaks it down into tiny pieces
Mixes food with digestive juices
Acid in the stomach kills bacteria
Small Intestine
Functions:
Insides are coated with little ‘fingers’ called cilia to increase surface area.
Nutrients from the food pass into the bloodstream through the small intestine walls.
Large Intestine
Functions:
Accepts what small intestines don’t absorb.
Absorbs water and minerals from the waste matter.
The Liver
Functions:
Directly affects digestion by producing bile
Processes nutrients in the blood, filters out toxins and waste.
Is often called the body’s energy factorysecretion
The Gall Bladder
Functions:
Stores bile from the liver
Delivers bile when food is digested
Fatty diets can cause gallstones
The Pancreas
Functions:
Produces compounds to digest fats and proteins
Neutralizes acids that enter small intestine
Regulates blood sugar by producing insulin
I hope you enjoyed viewing and have learned from my presentation……..
Thanks, Prelly