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25 Cards in this Set
- Front
- Back
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Nutrition
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Process of how your body obtains raw materials from food
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Ingestion
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Act of eating or drinking
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Digestion
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Process of breaking food down into molecules small enough for the body to absorb
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Absorption
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In which cells take up the small molecules
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Elimination
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Waste stage
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Alimentary Canal
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Tube where digestion occurs
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Saliva
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Liquid containing enzymes
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Pharynx
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Upper portion of the throat
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Esophagus
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TUbe that leads to the stomach
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Peristalsis
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Muscle contractions which helps food go down
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Stomach
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Stretchy muscular sac
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Chyme
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Liquid made from food
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Small Intestine
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Long tube where chemical digestion is completed and most nutrients are absorbed
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Liver
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Produces a digestive juice called bile that helps chemical digestion
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Gallbladder
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Sac where bile is stored
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Pancreas
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Secretes enzymes into the small intestine that help complete chemical digestion
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Villi
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Wall of the small intestine
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Large Intestine
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Wide, short tube from which water is absorbed into the body
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Feces
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Waste products in the large intestine
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Essential Nurtients
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Materials that must be ingested because your cells cannot make them from other molecules
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Malnutrition
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A diet lacking one or more essential nutrients
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Undernutrition
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Diet lacking enough calories
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Obesity
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Condition of being seriously overweight
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Anorexia
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Eating disorder in which people starve themselves
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Bulimia
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Eating disorder where people eat too much then throw up
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