PPT-Pesticide Toxicology

Week 2 Organophosphate Insecticides a Acute toxicity Categories of Effects Muscarinic Mimic action of muscarine Peripheral nervous system only Smooth muscle heart exocrine glands Bronchoconstriction salivation lacrimation perspiration. Formulating a pesticide involves processing it to improve its storage handling safety application or effectiveness See the text box on Some Formulations What makes up a formulation The pesticide formulation is a mixture of active and other ingredien Topics for Principles of Toxicology: Part B. Endocrine Toxicity. Carcinogenicity. Neurotoxicity. Persistence and Bioaccumulation. The topics for “Part C” (what we could not cover). Summary. The systemic problem. 1. History of Pesticides. The first pesticides developed 4500 years ago: crop dusting with elemental sulfur.. Modern pesticides. Main development/discovery period, 1870’s to 1945. . DDT first synthesized in 1874, used as a pesticide in 1939, became the most widely used pesticide in the world. . Toxicology. Poison is any substance that can harm or . kill.. Toxicology is the study of poisons.. Forensic Toxicology . is the study of postmortem . signs of the poisoning.. Toxicology. The idea of poison came from the Greek word, “. Forensic Science. Copyright and Terms of Service. Copyright © Texas Education Agency, 2011. . These . m. aterials are copyrighted © and trademarked ™ as the property of the Texas Education Agency (TEA) and may not be reproduced without the express written permission of TEA, except under the following conditions:. Wikipedia, the free encyclopedia. A . crop-duster.  spraying pesticide on a field. A . Lite-Trac.  four-wheeled self-propelled crop sprayer spraying pesticide on a field. Pesticides.  are substances meant for attracting, seducing, and then destroying any . Toxicology. . Toxicology. —. the study of the adverse effects of chemicals or physical agents on living organisms. . (In other words: combination of chemistry and physiology that deals with drugs, poisons, and other toxic substances and how these substances effect living organisms.) . March 16, 2016. Oregon Pesticide Symposium. All About Groundwater. Pesticides in groundwater has been a concern. for several decades. National programs have been proposed to . address these concerns. . Please complete the “Participant Card”. 2. Put your student hat on. Experience the kit. Put your teacher hat on. Envision classroom use. Curriculum integration. Support for students. 3. . A Case of Pesticide Poisoning. Dan Villeneuve. US Environmental Protection Agency, Office of Research and Development. Center for Computational Toxicology and Exposure. Great Lakes Toxicology and Ecology Division*. *The contents of this presentation neither represent nor necessarily reflect official US EPA policy.. Pesticide Residues to Pollinators. Virginia Tech Activities to Further Understand Bee Health Concerns. Troy D. Anderson, Ph.D.. Insect Toxicology and Pharmacology Laboratory. Department of Entomology and . Dr. Rakesh . Ghimire. , MBBS, MD . Assistant Professor, IOM, TU. Principal Investigator (Nepal). , . HOPE . GRID. . Nepal Public Health Foundation. Centre . for Pesticide Suicide Prevention. University of . Introduction. Toxicology is the study of adverse effects of xenobiotics in humans.. Xenobiotics—chemicals and drugs not normally found or produced in the body. .. Three major disciplines within toxicology. Alanna Bares, MD, MPH. Pesticide Epidemiology Section. Office of Environmental Health Hazard Assessment (OEHHA). California Environmental Protection Agency (CalEPA). CARHC 14. th. Annual Conference.