Similarly, there is a minimum dose for nearly all substances below which toxic effects are not seen, called the toxicity endpoint. Toxicosis definition, an abnormal condition produced by the action of a poison. See more. The term neurotoxicity refers to damage to the brain or peripheral nervous system caused by exposure to natural or man-made toxic substances. For each citation, the bibliographic source is listed thereby enabling the user to access the actual studies cited. In a way, all chemicals are toxic. 2. A toxic LOC tells you what level (threshold concentration) of exposure to a chemical could hurt people if they breathe it in for a defined length of time (exposure duration). No attempt has … Oxygen toxicity is a function of increased FIO2 and its duration of use. Here's what to do in an emergency. The degree to which a substance is toxic. Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism. For example, humans can eat chocolate, yet it's toxic to dogs. Chemical hazards and toxic substances pose a wide range of health hazards (such as irritation, sensitization, and carcinogenicity) and physical hazards (such as flammability, corrosion, and explosibility). It can also occur when levels of the drug build up for other reasons such as other medical problems you have. The term has evolved over time and has a place both in academia and everyday speech. The quality or condition of being toxic. Toxic masculinity is a term often used to describe the negative aspects of exaggerated masculine traits. Ceiling Limit Toxicology is the scientific study of adverse effects that occur in living organisms due to chemicals. toxic meaning: 1. poisonous: 2. very unpleasant or unacceptable 3. causing you a lot of harm and unhappiness over…. ... which initiates certain required activities such as exposure monitoring and medical surveillance. 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