- tachycardia) or too slow (bradycardia). The pulse is bulge of an artery from the wave of blood coursing through the blood vessel as a result of the heart beat. The pulse is often taken at the wrist to estimate the heart rate.
* * *heart rate n a measure of cardiac activity usu. expressed as number of beats per minute see maximum heart rate
* * *the number of contractions of the ventricles of the heart per unit of time (usually a minute). It usually corresponds to the pulse rate, but occasionally some of the contractions of the left ventricle fail to produce peripheral pulse waves, so that the rate of the pulse at the wrist is less than that of the heart.
Medical dictionary. 2011.
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heart rate — /ˈhat reɪt/ (say haht rayt) noun the rate at which the heart beats … Australian English dictionary
heart rate — noun The number of heart beats per unit of time, usually expressed as beats per minute … Wiktionary
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