Question 6 Use an example of any drug or chemical, discuss how the route of exposure can affect the toxicity. Your response should between 200-250 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Question 7 Describe how toxicant absorption is limited for inhalation, absorption, and ingestion. Your response should between 200-250 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Question 8 Identify two categories of street drugs, provide at least two examples of each and the toxicity related to each. Your response should between 200-250 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.