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Digestive system
Digestive system
27
Science
5th Grade
11/13/2011

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Term
digestive system
Definition
this system breaks down the food and drink we take in
Term
excretory system
Definition
this system gets rid of the waste the body doesn't need
Term
digestive tract
Definition
this is the series of organs joined in a long twisting tube from the mouth to the anus
Term
teeth
Definition
digestion begins in the mouth with the teeth
Term
tongue
Definition
this is a strong muscle that rolls the food around the mouth
Term
salivary glands
Definition
these deliver the juices to the mouth
Term
saliva
Definition
the juices in our mouth are called this
Term
sugar
Definition
your saliva breaks down the carbohydrates into this
Term
esophagus
Definition
the food goes down this tube into the stomach
Term
esophageal sphincter
Definition
this is the gate at the bottom of the esophagus
Term
liver
Definition
this produces cholerstol, blood protein, and chemicals that help break down and absorb fats
Term
gall bladder
Definition
the bile the liver secretes is stored here; storage tank for the bile
Term
stomach
Definition
this is the sac about 10-12 inches long located on the left side of the body
Term
gastric acids
Definition
these are the acids produced in the stomach
Term
digestive juice
Definition
these break down carbohydrates, proteins, and even some fats
Term
duodenum
Definition
this is the first 10 inches of the small intestine
Term
large intestine
Definition
the job of this organ is to reabsorb water from undigested food
Term
colon
Definition
another name for the large intestine
Term
small intestine
Definition
this is where the main event of digestion takes place
Term
villi
Definition
these are bristle like structures that stick out and help you absorb vitamins, minerals, glucose, acids, and fatty acids
Term
pancreas
Definition
this is where teh enzymes are made to digest starch, proteins, and fats
Term
insulin
Definition
this is the chemical produced int he pancreas that regulates how much sugar there is in your bloodstream
Term
rectum
Definition
this is the end of the colon
Term
anus
Definition
this is the last gate of the body where the solid waste leaves the body
Term
kidneys
Definition
these clean and filter the blood
Term
bladder
Definition
this is the stretchy bag that stores urine until it passes from the body
Term
skin
Definition
this is the place where sweat comes out of the pores that gets rid of salt and cools down the body
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