preload 1
noundomain: natural phenomenon
EnWordnet [ver.5.0]
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EnglishDefinition
the end diastolic volume that stretches the right or left ventricle of the heart to its greatest geometric dimensions under variable physiologic demand.
Examples
- 1.Preload increases with exercise (slightly), increasing blood volume (overtransfusion, polycythemia) and neuroendocrine excitement (sympathetic tone).
