When educating a group of nursing students on the signs of heart failure, the nurse mentions that the ejection fraction is altered in heart failure
The students demonstrate understanding of the information when they identify which ejection fraction as suggesting heart failure?
A) 38%
B) 48%
C) 58%
D) 68%
Ans: A
Feedback:
The ejection fraction is the amount of blood that is ejected from the ventricles per beat in relation to the amount of blood available to eject. An ejection fraction of less than 40% indicates heart failure. Normally the ejection fraction should be greater than 60%.
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