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Sookdeo ES Ch. 9

TermDefinition
environmental health study of how environmental factors affect human health and quality of life
hazard factors that threaten or are harmful to human health
pathogen disease causing agent such as bacteria and viruses
epidemiology study of disease in human population
toxicology study of how poisonous substances affect an organism's health
toxicity determining how harmful a substance is to an organism
dose amount of substance an organism is exposed to
response effect an organism shows as a result of exposure
dose-response relationship relationship between different doses and the response they generate
risk probability that a hazard will cause a harmful response
risk assessment process of measuring a risk
infectious disease diseases caused by a pathogen
emerging disease a disease that has appeared in the human population for the first time
pollution matter or energy released into the environment causing negative effects
carcinogen chemicals that cause cancer
teratogen chemicals that harm embryos and fetuses
neurotoxin chemicals that affect the nervous system
asbestos mineral that forms long, thin microscopic fibers
radon a colorless, odorless, highly toxic radioactive gas
bioaccumulation organisms building up large concentrations of toxic substances
biomagnification concentration of toxic substance magnified
earthquake tectonic plates that were once stuck begin to move and the stress build up causes the earth to shake
landslide rocks and solids slide down a slope
tsunami a large ocean wave causing massive damage
volcano opening in Earth's crust through which lava, ash, and gases are ejected
tornado windstorm in which a funnel of rotating air drops down from a storm cloud and touches Earth's surface
hurricane powerful storm that forms over the ocean in the tropics bring high winds, heavy rain, and storm surges
thunderstorm storm that produces lightning and thunder with heavy rain
avalanche mass of snow sliding down a slope
Created by: dsookdeo
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