Topical Terminology > Ejection Fraction (Ef)
1 Definition
Ejection Fraction (EF)
For Ejection Fraction (EF) we have a term and definition in Cardiovascular Health.
Ejection Fraction (Ef) (Cardiovascular Health) 
The percentage of blood pumped out of the ventricles (lower chambers of the heart) with each contraction. The ejection fraction tells the health care team how well the heart is pumping. A normal EF is 60-70% or greater.
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