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Science Vocabulary

Science words to learn

TermDefinition
calories measure of energy in food
chemosynthesis energy from inorganic compounds and turning them into organic matter.
energy the strength and vitality required for sustained physical or mental activity
ingestion the process of taking food, drink, or other substances into the body by swallowing or absorbing it
absorption being engrossed in something
bulimia eating disorder when you eat compulsivley followed by forcing yourself to vomit
anorexia an emotional disorder in which you feel the need to lose weight
digestion to break down food into substances that can be used by the body.
peristalsis the constriction and relaxation of muscles of the intestine or other canal
cellulose a polysaccharide consisting of chains of glucose monomers
capillary blood vessels that form a network between the arterioles and venules
villi absorbes nutrients
roughage fibrous indegestiable material
egestion discharge of undigested material
chyme the pulpy acidic fluid that passes from the stomach to the small intestine
constipation a condition in which there is difficulty releasing waste from the bowel. large intestine is dehydrated
body mass index a weight to height ration to see if someone is healthy, obese, underweight or overweight
autotroph an organism that can make their own food
emulsification the breakdown of fat
heterotroph an organism that has to obtain food from the environment
Created by: 1002281
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