APES Human Hazards 24
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APES Human Hazards 24
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An Introduction to Toxic Substances

Article by NY department of health explaining how to reduce exposure to toxins.

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Risk management: Five steps to risk assessment

Risk management: Five steps to risk assessment | APES Human Hazards 24 | Scoop.it

Risk assessment is the first step in risk management, or getting rid of risks. 

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Medical Dictionary

infection /in·fec·tion/ (-fek´shun) invasion and multiplication of microorganisms in body tissues, especially that causing local cellular injury due to competitive metabolism, toxins, intracellular replication, or antigen-antibody response

 

disease /dis·ease/ (dĭ-zēz´) any deviation from or interruption of the normal structure or function of any body part, organ, or system that is manifested by a characteristic set of symptoms and signs and whose etiology, pathology, and prognosis may be known or unknown

 

pathogen /patho·gen/ (path´ah-jen) any disease-producing agent or microorganism

 

vector /vec·tor/ (vek´ter)
1. a carrier, especially the animal (usually an arthropod) that transfers an infective agent from one host to another

2. a plasmid or viral chromosome into whose genome a fragment of foreign DNA is inserted; used to introduce foreign DNA into a host cell in the cloning of DNA.

 

toxin /tox·in/ (tok´sin) a poison, especially a protein or conjugated protein produced by some higher plants, certain animals, and pathogenic bacteria, that is highly poisonous for other living organisms

 

toxicity /tox·ic·i·ty/ (tok-sis´ĭ-te) the quality of being poisonous, especially the degree of virulence of a toxic microbe or of a poison.

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inFact: Detoxification

Promoters of quack products are always saying you need to detoxify your body. What does that really mean?

If people are in fact subject to certain toxins, the best way to get rid of them is to eat healthy and drink water; the body naturally gets rid of unwanted chemicals. 

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Dose-Response Assessment | US EPA

Dose-Response Assessment | US EPA | APES Human Hazards 24 | Scoop.it

Explains what dose-response assessment is and how it can be found. 

not included: LD50 is the lethal dose for 50% of population

threshold dose is the minimum dose that will produce a detectable degree of an effect

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