isovolumic
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isovolumic relaxation time — (IVRT) the duration of the period of isovolumic relaxation (see under period), normally 50 to 70 msec … Medical dictionary
isovolumic line — izochora statusas T sritis Standartizacija ir metrologija apibrėžtis Termodinaminės diagramos vienodo tūrio būsenų kreivė. atitikmenys: angl. isochore; isometric line; isovolumic line vok. Isochore, f; isometrische Linie, f; Linie konstanten… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
isovolumic line — izochora statusas T sritis fizika atitikmenys: angl. isochor; isochore; isovolumic line vok. Isochore, f; isometrische Linie, f; Linie konstanten Volumens, f rus. изометрическая линия, f; изохора, f; кривая равного объема, f pranc. courbe… … Fizikos terminų žodynas
isovolumic line — izochora statusas T sritis Energetika apibrėžtis Linija, vaizduojanti būsenos diagramoje pusiausvirąjį izochorinį procesą. atitikmenys: angl. isochore; isovolumic line vok. Isochore, f rus. изохора, f pranc. courbe isochore, f; isochore, f … Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas
isovolumic — Occurring without an associated alteration in volume, as when, in early ventricular systole, the muscle fibers initially increase their tension without shortening so that ventricular volume remains unaltered. SEE ALSO: isometric. SYN: isochoric … Medical dictionary
period of isovolumic contraction — the first phase of ventricular systole, being the short period (0.5 second) lasting from atrioventricular valve closing to semilunar valve opening; as the muscle fibers contract, the ventricular pressure rises rapidly but the ventricular blood… … Medical dictionary
period of isovolumic relaxation — a short interval (0.05 second) during ventricular diastole, immediately following the ejection period and lasting from semilunar valve closing to atrioventricular valve opening; as the muscle fibers relax, the ventricular pressure drops and the… … Medical dictionary
isometric period — isovolumic p … Medical dictionary
isovolumetric period — isovolumic period in the cardiac cycle, an interval during which the cardiac muscle fibers are contracting or relaxing but the valves are all closed, so that ventricular pressure changes rapidly while volume remains constant; see p. of isovolumic … Medical dictionary
IVRT — isovolumic relaxation time * * * isovolumic relaxation time … Medical dictionary
