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25 Cards in this Set

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