The nursing instructor is explaining cardiac function to the senior nursing class. The instructor explains that blood is ejected into circulation as the chambers of the heart become smaller
The instructor categorizes this action of the heart as what?
A) Systole
B) Diastole
C) Hypertension
D) Ejection fraction
Ans: A
Feedback: Systole is the action of the chambers of the heart becoming smaller and ejecting blood. This action of the heart is not diastole, hypertension, or ejection fraction.
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