The amount of BLOOD pumped out of the HEART per beat, not to be confused with cardiac output (volume/time). It is calculated as the difference between the end-diastolic volume and the end-systolic volume.
Entry Term(s)
Ventricular Ejection Fraction
Ventricular End-Diastolic Volume
Ventricular End-Systolic Volume
NLM Classification #
WG 106
Previous Indexing
Cardiac Output (1966-1978)
Public MeSH Note
86; was see under CARDIAC OUTPUT 1979-85; was see CARDIAC OUTPUT 1974-78
Online Note
search CARDIAC OUTPUT 1974-78
History Note
86(79); was see under CARDIAC OUTPUT 1979-85; was see CARDIAC OUTPUT 1974-78
The amount of BLOOD pumped out of the HEART per beat, not to be confused with cardiac output (volume/time). It is calculated as the difference between the end-diastolic volume and the end-systolic volume.