Category: P

A small glass or plastic dish with a lid, in which a culture is grown. A covered glass dish used in the laboratory to grow microorganisms. A flat shallow circular glass or plastic dish with a pillboxlike lid, used to hold solid agar or gelatin media for culturing bacteria. A shallow covered dish made of…

A less severe form of epilepsy, where loss of consciousness attacks last only a few seconds and the person appears simply to be thinking deeply. Form of epilepsy characterized by brief (usually momentary) episodes of unconsciousness, sometimes accompanied by muscular spasm, twitching, or loss of muscle tone. Treatment to prevent attacks includes anticonvulsants. Brief spells…

A synthetically produced narcotic drug, used to reduce pain and as a sedative. A potent analgesic drug with mild sedative action, used to relieve moderate or severe pain. It is administered by mouth or injection; side-effects may include nausea, dizziness, and dry mouth, and dependence may occur with prolonged use. Pethidine is a man-made opioid…

An animal which carries disease, attacks plants and animals and harms or kills them. Any of various kinds of fauna that infest garden plants, or disturb a garden. Insect pests are of most concern in gardens, causing much damage to prized plants, also slugs and snails. Diseases differ from pests in being caused by micro-organisms…

A disease found in young boys, in which the upper end of the femur degenerates and does not develop as expected, sometimes resulting in a permanent limp. A condition of the hip in children, due to death and fragmentation of the epiphysis (or spongy extremity) of the head of the femur resulting from failure of…

Sweat or the action of sweating. Sweat, the moisture passing through the sweat glands in the skin that functions to maintain body temperature (a cooling mechanism) and to rid the body of wastes. Secretion of fluid by the sweat glands to remove waste and cool the body; also called sweat. Perspiration is secreted by tiny…

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