| 释义 |
DictionarySeereservecardiac reserve
reserve [re-zerv´] 1. to hold back for future use.2. a supply beyond that ordinarily used, for use in an emergency.alkali reserve (alkaline reserve) see alkali reserve.cardiac reserve an increase in cardiac output related to an increase in heart rate or stroke volume to meet body requirements.car·di·ac re·servethe work that the heart is able to perform beyond that required under the ordinary circumstances of daily life, depending upon the state of the myocardium and the degree to which, within physiologic limits, the cardiac muscle fibers can be stretched by the volume of blood reaching the heart during diastole.cardiac reserve The ability of the heart to respond to ↑ demand beyond its usual workloadcar·di·ac re·serve (kahr'dē-ak rē-zĕrv') The work the heart is able to perform beyond that required under the ordinary circumstances of daily life, depending on the state of the myocardium and the degree to which, within physiologic limits, the cardiac muscle fibers can be stretched by the volume of blood reaching the heart during diastole. car·di·ac re·serve (kahr'dē-ak rē-zĕrv') The work the heart is able to perform beyond that required under the ordinary circumstances of daily life. LegalSeeReserve |