This course is geared to health care professionals who need to understand the basic principles of toxicology, to appreciate the physiological and/or biochemical mechanisms underlying target organ toxicity, and to able to make initial qualitative risk assessments on the potential toxicity of agents. It will emphasize toxins in the work and home environment. Prerequisite: consent of Instructor. Note: Credit may not be obtained for both PHS 522 and SPH 522.