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The use of "poison" as an adjective ("poisonous") dates from the 1520s. Using the word "poison" with plant names dates from the 18th century. The term "poison ivy", for example, was first used in 1784 and the term "poison oak" was first used in 1743. The term "poison gas" was first used in 1915. [1]
"The dose makes the poison" (Latin: dosis sola facit venenum 'only the dose makes the poison') is an adage intended to indicate a basic principle of toxicology. It is credited to Paracelsus who expressed the classic toxicology maxim "All things are poison, and nothing is without poison; the dosage alone makes it so a thing is not a poison."
Visible symptoms of arsenic poisoning following exposure. Poisoning is the harmful effect which occurs when toxic substances are introduced into the body. [1] The term "poisoning" is a derivative of poison, a term describing any chemical substance that may harm or kill a living organism upon ingestion. [2]
A description of a chemical’s toxic effects, without an understanding the dose to which one might be exposed, is not helpful. Michael Dourson: It is the dose that makes the poison Skip to main ...
Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism. [1] Toxicity can refer to the effect on a whole organism, such as an animal, bacterium, or plant, as well as the effect on a substructure of the organism, such as a cell (cytotoxicity) or an organ such as the liver (hepatotoxicity).
A toxicologist working in a lab (United States, 2008)Toxicology is a scientific discipline, overlapping with biology, chemistry, pharmacology, and medicine, that involves the study of the adverse effects of chemical substances on living organisms [1] and the practice of diagnosing and treating exposures to toxins and toxicants.
Fruits, vegetables, seeds and beans are all essential parts of a well-balanced and healthy diet, but if these health gems are not consumed properly, they could be poisonous and detrimental to our ...
The poisonous fruits superficially resemble blackberries and may mistakenly be eaten as such. Can be fatal in children. [citation needed] Cytisus scoparius: broom, common broom Fabaceae: Contains toxic alkaloids that depress the heart and nervous system. [99] The alkaloid sparteine is a class 1a antiarrhythmic agent, a sodium channel blocker.