Unit IV Q's for Geniusalert92

1) Why are the lungs an important route of entry for toxicants? In your discussion, include how toxicants enter the blood stream through the lungs, and include how particles are removed from the lungs. 

Your response should be at least 250 words in length.

2) Explain how body water and volume of distribution affect the distribution of a chemical. 

Your response should be at least 250 words in length.

3) Explain the importance of phase 2 reactions. Include three examples of phase two reactions and a brief discussion for each.

Your response should be at least 250 words in length.

4) Explain the importance of the cytochrome P-450 enzyme in toxicant biotransformation. 

Your response should be at least 250 words in length.