Section: Module 3: Lesson 2: Mechanisms of toxicity | Environmental Health | NextGenU.org

  • Learning objectives:

    • Evaluate the role of toxicology in environmental and occupational health.
    • Understand the major types of toxic substances and common potential sources of these substances.
    • Understand approaches to assess, prevent, and control health and safety risks related to common sources of toxic substances.
    Approximate time required for the readings for this lesson (at 144 words/minute):  83 mins

    Click here to start this lesson

    • Required Learning Resources and Activities
    • Read the content under the headings "Whats is Toxicology," "What is a Toxicologist?" and "How does the Science of Toxicology Improve People's Lives?"

    • Read the content under the heading "9.1 Toxicity Testing – Major In Vivo Study Types" on page 114-115.

    • Read the content under the headings "Introduction" and "Types and sources of toxicants."

    • Read the entire page, pay attention to the agents' sources that may be common to other people.

    • Read from the beginning of the page to the heading "Additional Information."

    • quiz icon
      Quiz: Mudule 3: Lesson 2:

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    • Additional Resources for Optional Learning
    • Watch the entire video (4min).

    • Wacht the video (4 min 10 sec).