| PHA-NSP | passive hemagglutination to nonstructural protein |
|---|---|
| PHI | passive hemagglutination inhibition; past history of illness; phosphohexose isomerase; physiological... |
| PHN | paroxysmal noctural hemoglobinuria; passive Heymann nephritis; postherpetic neuralgia; public health... |
| PROM | passive range of motion; premature rupture of fetal membranes; prolonged rupture of fetal membranes;... |
| RPA | radial photon apsorptiometry; replication protein A; resultant physiologic acceleration; reverse pas... |
| passive length-tension curve | The relationship between passive tension and preload (rest length) for a muscle at rest. (05 Mar 2000) |
|---|---|
| passive medium | A medium that produces no change in the specimens placed in it. (05 Mar 2000) |
| passive movement | Movement imparted to an organism or any of its parts by external agency; movement of any joint effected by the hand of another person, or by mechanical means, without participation of the subject himself. (05 Mar 2000) |
| passive prophylaxis | Use of an antiserum from another person or animal to provide temporary (a week to 10 days) protection against a specific infectious or toxic agent. (05 Mar 2000) |
| passive transference | The passage of an immunity or allergic susceptibility by the injection of serum of an animal or individual who has acquired an active immunity to the disease. (05 Mar 2000) |
| passive transport | <biochemistry, physiology> The movement of a substance, usually across a plasma membrane, by a mechanism that does not require metabolic energy. See: active transport, transport protein, facilitated diffusion, ion channels. (18 Nov 1997) |
| passive tremor | A coarse, rhythmic tremor, 3-5 Hz frequency, usually confined to hands and forearms, that appears when the limbs are relaxed, and disappears with active limb movements; characteristic of Parkinson disease. Synonym: passive tremor. (05 Mar 2000) |
| passive vasoconstriction | Reduced caliber of a vessel caused by decreased intraluminal pressure. (05 Mar 2000) |
| passive vasodilation | Vasodilation related to increased pressure in lumen of a vessel. (05 Mar 2000) |
| motion therapy, continuous passive | Movement of a body part initiated and maintained by a mechanical or electrical device to restore normal range of motion to joints, muscles, or tendons after surgery, prosthesis implantation, contracture flexion, or long immobilization. (12 Dec 1998) |
| continuous passive motion | A technique in which a joint, usually the knee, is moved constantly in a mechanical splint to prevent stiffness and to increase the range of motion. (05 Mar 2000) |
| specific passive immunity | See: acquired immunity. (05 Mar 2000) |
| natural passive immunity | Immunity conferred by the mother on the foetus or newborn. (14 Nov 1997) |
| immunization, passive | Transfer of immunity from immunised to non-immune host by administration of serum antibodies, or transplantation of lymphocytes (adoptive transfer). (12 Dec 1998) |
| euthanasia, passive | The withdrawing or withholding of extraordinary means used to prolong life. (12 Dec 1998) |