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stephen ramiez
digestion
18
Science
7th Grade
03/22/2010

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Cards

Term
amino acid
Definition
building blocks of proteins
Term
carbohydate
Definition
the bodys main energy source
Term
chemical digestion
Definition
digestive system process that occurs when chemicals break down large food molecules into smaller ones that can be obsorbed by the body
Term
chyme
Definition
thin watery productof digestion that moves slowly out of the stomach and into the small intestine
Term
digestion
Definition
chemical and mechanical process that breaks large down into small molecules so that they can be absorbed by the body
Term
enzyme
Definition
a type of protein that speeds up chemical reactions in the body but is not used up or changed itself in any way duing the reaction
Term
enzyme
Definition
a type of protein that speeds up chemical reactions in the body but is not used up or changed itself in any way duing the reaction
Term
enzyme
Definition
a type of protein that speeds up chemical reactions in the body but is not used up or changed itself in any way duing the reaction
Term
enzyme
Definition
a type of protein that speeds up chemical reactions in the body but is not used up or changed itself in any way duing the reaction
Term
fat
Definition
nutrient that provides energy and helps the body absob vitamins;can be saturated or unsaturated
Term
food group
Definition
one of five groups of food that contain the same nutrients
Term
mechanical digestion
Definition
digestive system process where food is broken down through chewing, mixing, and churning
Term
mineral
Definition
inorganic nutrient that regulates many of the bodys chemical reaction;build cells,sends neve impulses, and carries oxygen
Term
nutrients
Definition
substances in food
Term
peristalsis
Definition
waves of muscula contractions that move food through the digestion system
Term
protein
Definition
nutrient made up of animo acids that is used for replacement and repair of body cells and has large molecules that contain carbon,hydrogen, oxygen, nitrogen
Term
villi
Definition
fingerlike projections in the wall of the small intestine that increase the surface area for absorbtion of nutrient molecules
Term
vitamin
Definition
organic water-soluble or fat-soluble nutrient needed in small quanities for growth,regulating body functions, and preventing growing disease
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