| MVA | mechanical ventricular assistance; mevalonic acid; mitral valve area; motor vehicle accident |
|---|---|
| PRAGMATIC | pregnancy, rheumatoid arthritis, acromegaly, glucose metabolism disorders, mechanical injury, amyloi... |
| SIMV | synchronized intermittent mandatory ventilation; synchronized intermittent mechanical ventilation |
| VTM | mechanical tidal volume; virus transport medium |
| BST | bacteriuria screening test; blood serologic test; brief stimulus therapy |
| inadequate stimulus | A stimulus too weak to evoke a response. Synonym: subliminal stimulus, subthreshold stimulus. (05 Mar 2000) |
|---|---|
| threshold stimulus | A stimulus of threshold strength, i.e., one just strong enough to excite. See: adequate stimulus. Synonym: liminal stimulus. (05 Mar 2000) |
| train-of-four stimulus | A method for measuring magnitude and type of neuromuscular blockade, based upon the ratio of the amplitude of the fourth evoked mechanical response to the first one, when four supramaximal 2-Hz electrical currents are applied for 2 seconds to a peripheral motor nerve. (05 Mar 2000) |
| unconditioned stimulus | A stimulus that elicits an unconditioned response; e.g., food is an unconditioned stimulus for salivation, which in turn is an unconditioned response in a hungry animal. See: classical conditioning. (05 Mar 2000) |
| liminal stimulus | A stimulus of threshold strength, i.e., one just strong enough to excite. See: adequate stimulus. Synonym: liminal stimulus. (05 Mar 2000) |