Environmental studies
Toxicant Pathways
Access the Tox Tutor website link provided above
then click Environmental Health and Toxicology, then click Tox Town under More to Explore. This site will allow you to explore different places in society where health concerns and toxic chemicals reside.

Access the Agency for Toxic Substances and Disease Registry (ATSDR) website http://www.atsdr.cdc.gov/ This site can be used to review toxic substances.

Access the Toxicant Pathways Diagram http://corptrain.phoenix.edu/CAS/ENV410/index.html
Include the following in paper:

Explain the difference between toxicokinetics and toxicodynamics.
What steps are involved in toxicokinetics?
Explain the primary routes of exposure for toxicants.
Explain the various pathways of distribution for toxicants.
Explain the four principal mechanisms in moving toxicants across the cell membrane, or uptake.
What is involved in Phases I and II of biotransformation?
What can occur as a result of biotransformation?
Identify the environmental effect of toxicants.

Select one of the following major toxicants: benzene, carbon monoxide, lead, chromium, mercury, asbestos, arsenic, alcohol, or formaldehyde. Include the following information:

The toxicant
The sources of the toxicant
Physical properties of the toxicant
The routes of exposure—absorption—for the toxicant
The pathway of distribution—transport—for the toxicant
The uptake of your toxicant across the cell wall or membrane

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