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Josh Cohen
Digestion
17
Science
7th Grade
03/22/2010

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Cards

Term
Amino Acid
Definition
building blocks of proteins
Term
carbohydrate
Definition
bodys main energy source found in fruit,pasta,cereal,and bread
Term
chemical digestion
Definition
when chemicals break down large food molecules into smaller ones to be absorbed into body
Term
chtme
Definition
thin watery product of digestion that slowly moves out of stomach and into small intestine
Term
digestion
Definition
chemical and mechanical process that breaks food down into smaller molecules so can be absorbed by body
Term
enzyme
Definition
protein that speeds up rate of chemical reactions in body but isnt used up or changed in anuy way during reaction
Term
fat
Definition
nutrient that provides energy and helps absorb vitamins can be saturated or unsaturated
Term
food group
Definition
1 of 5 groups of food that has same nutrients. Breads and cereals,vegetables,fruit,milk, and meat
Term
food group
Definition
1 of 5 groups of food that has same nutrients. Breads and cereals,vegetables,fruit,milk, and meat
Term
mechanical digestion
Definition
digestive system process where food is broken down through mixing,churning,or chewing
Term
mineral
Definition
inorganic nutrient that regulates many of bodys chemical reactions. builds cells,sends nerve impulses,and carries oxygen
Term
nutrient
Definition
substances in food that the body uses for cell development,repair,and growth and that provide energy
Term
nutrient
Definition
in food for cell development,repair,and growth and provide energy
Term
peristalsis
Definition
waves of muscular contractions that moves food through the digestive system
Term
protein
Definition
nutrient made up of amino acids that is used for replacement and repair of body cells and has large molecules that have carbon,hydrogen,oxygen,and nitrogen. in fish meat and beans
Term
villi
Definition
fingerlike projections in the wall of of the small intestine that increase the surface area for absorption of nutrient molecules
Term
vitamin
Definition
organic water soluble or fat soluble nutrient needed in small quantities for growth regulating body functions and preventing disease
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