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20 Cards in this Set
- Front
- Back
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Define enviromental health?
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The collective interactions of humans with the enviroment and the short and long term consequences of those interactions
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how many americans become ill and die from contamined water?
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1000
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What can we do to save water?
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1. Take showers rather then baths
2. don't run water constantly while shaving, brushing teeth 3. Hand wash clothes 4. Run dishwaser and washing machines with a full load 5. Fix leaky facuets 6. Installl water efficent shower heads 7. Use organic fertilizers 8. Intall water saver toliet 8. Don't over fertizie lawn 9. Don't drump toxic masterials in drain |
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What is an unhealthy air quality index?
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over 100
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What problems are associated with air pollution?
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1. possible illness and death in kids, old and ppl w/ chronic health problems
2. Global warming(increase rainfall,flooding,drought,mortality from heat stress and severe weather |
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Define global warming?
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Temp of earths atmosphere depends on the balance between energy absorbed from the sun and energy radiated back into space
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Define Green house effect
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Warming of the earth due to a build up of gases
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Describe Ozone layer
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invisible layer 10-30 miles above earth, shields earth from sun's uv rays, destroyed by chlorofluorocarbons (CFCS)
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What does the Ozone layer protect?
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protection from skin cancer, protects skin from premature aging and wrinkles, protexts eyes and cataracts and blindness, protects immune system
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Define Cancer
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abnormal uncontrolled cellular growth
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What are the 4 types of malignant tumors?
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1.Carcinomas
2. Sarcomas 3. Lymphomas 4. Leukemias |
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Define Leukemias
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cancer of the blood forming cells residing in bone narrow
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1.Carcinomas: define
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1.Carcinomas: arise from epithelia(tissues covering ext. body surfaces)
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Sarcomas: define
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Sarcomas: arise from connective and fibrous tissue like muscle, bone, cartilage
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3. Lymphomas define
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3. Lymphomas involve the lymph nodes
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Define Skin cancer
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excessive exposure to UV rays
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Define Uv rays
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leads to premature aging of the skin
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Define UVB
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sunborns, damage eyes and immune system
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who is more likely to develop skin cancer
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caucasians.. 20x's more
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What is the most dangerous type of cancer
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melanoma
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