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Food system
Food system
19
Other
Not Applicable
03/10/2004

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Cards

Term
digestion
Definition
the process of breaking down food into simpler substances for the body to use
Term
enzyme
(n-zime)
Definition
a material in a living thing that makes chemical reactions happen faster or slower
Term
bile
Definition
a greenish-yellow fluid made by the liver. Your body uses it to digest fats.
Term
villus
Definition
a little pipe in your small intestine; it absorbs digested food into the body
Term
urea
(you- ree- ah)
Definition
a substance formed from waste materials in the liver; it leaves your body in your urine
Term
excretion
(x-kree-shun)
Definition
the process of removing waste products from the body
Term
nephron
Definition
a structure in the kidney that filters blood
Term
saliva
Definition
the enzyme in your mouth that makes your food wet and breaks it down into simpler pieces that your cells can use
Term
esophagus
(eh-saw-fa-gus)
Definition
a tube that food travels in to go from your mouth to your stomach
Term
esophagus
(eh-saw-fa-gus)
Definition
the tube that connects your mouth to your stomach
Term
gastric juices
Definition
juices in the stomach that help to digest your food.
Term
juices from liver and pancreas
Definition
break down food in the stomach
Term
anus
Definition
where poop exits the body
Term
urethra
(you-ree-thra)
Definition
urine leaves the body through the urethra
Term
ureters
(you-ree-ters)
Definition
the long tubes leading from the kidneys to the bladder
Term
dermis
Definition
inner layer of skin
Term
glands
Definition
they are under your skin (in your dermis) and they make sweat)
Term
evaporate
Definition
liquid water turns into a gas
Term
proper nutrition
Definition
eating the right foods
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