Toxicology

Toxicology

A branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals or physical agents on living organisms, as well as the symptoms, mechanisms, treatments and detection of poisoning, especially the poisoning of people.

Industry: Biology; Chemistry

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Toxicology

Bystander exposure

Biology; Toxicology

Liability of members of the general public to come in contact with substances arising from operations or processes carried out by other individuals in their vicinity.

Chronic toxicity

Biology; Toxicology

1. Adverse effects following chronic exposure. 2. Effects which persist over a long period of time whether or not they occur immediately upon exposure or are delayed.

Asphyxiant

Biology; Toxicology

Substance that blocks the transport or use of oxygen by living organisms. Note: Examples include both physical (nitrogen gas) and chemical (carbon monoxide) asphyxiants.

Critical organ

Biology; Toxicology

Organ which first attains the critical concentration of a substance and exhibits the critical effect under specified circumstances of exposure and for a given population.

Acidosis

Biology; Toxicology

Pathological condition in which the hydrogen(1+) (hydron) amount concentration of body fluids is above normal and hence the pH of blood falls below the reference interval.

B cell

Biology; Toxicology

Type of lymphocyte which synthesises and secretes antibodies in response to the presence of a foreign substance or one identified by it as foreign. The protective effect can be mediated to a certain ...