Human Health And Air Pollution Flashcards

0
Q

Toxicity

A

Measure of the harmfulness of a substance

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1
Q

Toxicology

A

Study of the adverse effects of chemicals on health

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2
Q

Mutagen

A

Random change in DNA molecules making up genes that can alter anatomy, physiology, of behavior in offspring

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3
Q

Teratogen

A

Chemical, ionizing agent, or virus that causes birth defects

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4
Q

Carcinogen

A

Chemicals, ionizing radiation, and viruses that cause or promote the development of cancer

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5
Q

Pathogen

A

Living organism that can cause disease in another organism

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6
Q

Endocrine disruptor

A

Chemicals that at certain doses, can interfere with the endocrine in mammals

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7
Q

Malaria

A

Intermittent and remit tent fever caused by a protozoan parasite that invades the red blood cells

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8
Q

PCB’s

A

Group of 209 toxic, oily, synthetic chlorinated hydrocarbon compounds that can be biologically amplified in food chains and webs

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9
Q

World health organization

A

Specialized agency of the un that is concerned with international public health

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10
Q

Centers for disease control

A

Federal agency that investigates and diagnosis and tries to control or prevent diseases

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11
Q

Heavy metal

A

Am metal of relatively high density

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12
Q

Body burden

A

The total amount of a particular chemical present in a body, typically radioactive

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13
Q

Hazardous chemical

A

Chemical that can cause harm because it is flammable or explosive can irritate the skin or damage the lungs

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14
Q

Dose

A

Amount of potentially harmful substance an individual ingests, inhales, or absorbs through the skin

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15
Q

Risk

A

Probability that something undesirable will result from deliberate of accidental exposure to a hazard

16
Q

Societal risk

A

The chance of radiation damage to large numbers of people

17
Q

Dose-response curve

A

Plot of data showing the effects of various doses of a toxic agent on the group of test organisms