- 行业: Library & information science
- Number of terms: 152252
- Number of blossaries: 0
- Company Profile:
The National Library of Medicine (NLM), on the campus of the National Institutes of Health in Bethesda, Maryland, is the world's largest medical library. The Library collects materials and provides information and research services in all areas of biomedicine and health care.
1. General term used to describe airborne solid or liquid particles of all sizes.
2. Particlesin air, usually of a defined size and specified as PMn where n is the maximum aerodynamic diameter (usually expressed in μm) of at least 50% of the particles.
Industry:Biology; Chemistry
1. Level of exposure to substances, intensities of radiation etc. or other conditions considered to represent specified good practice and a realistic criterion for the control of exposure by appropriate plant design, engineering controls, and, if necessary, the addition and use of personal protective clothing.
2. In GBR, health-based exposure limit defined under COSHH Regulations as the concentration of any airborne substance, averaged over a reference period, at which, according to current knowledge, there is no evidence that it is likely to be injurious to employees, if they are exposed by inhalation, day after day, to that concentration, and set on the advice of the HSE Advisory Committee on Toxic Substances.
Industry:Biology; Chemistry
1. Natural tendency shown by an individual or group of individuals, including any tendency to acquisition of specific diseases, often due to hereditary factors.
2. Total of the processes of absorption of a chemical into the circulatory systems, distribution throughout the body, biotransformation, and excretion.
Industry:Biology; Chemistry
1. Nonspecific usage - an agent that produces insensibility or stupor.
2. Specific usage - an opioid, any natural or synthetic drug that has morphine-like actions.
Industry:Biology; Chemistry
1. Poisoning: pathological process with clinical signs and symptoms caused by a substance of exogenous or endogenous origin.
2. Drunkenness following consumption of beverages containing ethanol or other compounds affecting the central nervous system.
Industry:Biology; Chemistry
1. Probability of adverse effects occurring that can reasonably be described as trivial.
2. Probability of adverse effects occurring that is so low that it cannot be reduced appreciably by increased regulation or investment of resources.
Industry:Biology; Chemistry
1. Process of taking food and drink into the body by mouth.
2. Process of taking in particles by a phagocytic cell.
Industry:Biology; Chemistry
1. Process of the uptake of drugs by the body, the biotransformation they undergo, the distribution of the drugs and their metabolites in the tissues, and the elimination of the drugs and their metabolites from the body.
2. Study of such processes.
Industry:Biology; Chemistry
1. Production by a substance of toxic effects in progeny in the first period of pregnancy between conception and the fetal stage.
2. Any toxic effect on the conceptus as a result of prenatal exposure during the embryonic stages of development: these effects may include malformations and variations, malfunctions, altered growth, prenatal death, and altered postnatal function.
Industry:Biology; Chemistry
1. Science dealing with the cause or origin of disease.
2. In individuals, the cause or origin of disease.
Industry:Biology; Chemistry
