VB SC 050S Lecture Notes - Lecture 13: Apoptosis, Metastasis, Vomiting

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The study of the effects of poisons in the environmental system. A poison is any substance or matter that when introduced into the body by any route, in sufficient quantity, alters essential life processes by its own inherent properties and irrespective of temperature. Paracelsus (1493-1541) everything is a poison it is only the dose that makes it not a poison. Described the actions of carbon monoxide and curare. Modern toxicology began after wwii when techniques were developed to study the effects of the large number and range of new chemicals that were being developed for use. Work for the government like the epa, review research. All of these interact with varying degrees with other branches of science, physiology, nutrition, medicine, etc. Dose to cause damage in relation to the beneficial dose. Where in the cell does it target. Substance that is produced by anthropogenic origin. Chemical and physical properties of component like particle size.

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