| strength-duration curve | A graph relating the intensity of an electrical stimulus to the length of time it must flow to be effective. See: chronaxie, rheobase. (05 Mar 2000) |
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| absolute intensity threshold acuity | The minimal light that can be seen. (05 Mar 2000) |
| anodal duration tetanus | An obsolete term for the period of muscular contraction occurring at the anode when the electric circuit is closed. (05 Mar 2000) |
| radiant intensity | The luminous flux per unit solid angle in a given direction. Synonym: candle-power, radiant intensity. (05 Mar 2000) |
| cathodal duration tetanus | An obsolete term for a tetanic contraction occurring on application of the cathode or negative pole, while the circuit is closed. (05 Mar 2000) |
| half amplitude pulse duration | The time, in milliseconds, required for a wave form to reach half of its full magnitude. (05 Mar 2000) |
| pulse duration | The interval between onset of the leading edge and the end of the trailing edge of a pulse wave. (05 Mar 2000) |
| dose intensity | In chemotherapy, the total amount of drug delivered in a one-week period. Can be given all at once or over a period of several days. (16 Dec 1997) |
| duration | A continuous period of time. (05 Mar 2000) |
| duration tetany | A tonic spasm occurring in degenerated muscles upon application of a strong galvanic current. (05 Mar 2000) |
| intensity | The condition or quality of being intense, a high degree of tension, activity or energy. Origin: L. Intensus = intense, tendere = to stretch (18 Nov 1997) |
| intensity of sound | The objective measurement of the amplitude of vibration of a sound wave. (05 Mar 2000) |
| unit of magnetic field intensity | See: gauss, tesla. (05 Mar 2000) |
| luminous intensity | The luminous flux per unit solid angle in a given direction. Synonym: candle-power, radiant intensity. (05 Mar 2000) |
| active length-tension curve | The relationship between active isometric tension and preload (rest length) for a contracting muscle. (05 Mar 2000) |