Which is the correct sequence of events of the cardiac cycle?
A. Ventricular filling ? ventricular ejection ? isovolumetric contraction ? isovolumetric relaxation
B. Ventricular filling ? isovolumetric contraction ? ventricular ejection ? isovolumetric relaxation
C. Ventricular filling ? isovolumetric relaxation ? isovolumetric contraction ? ventricular ejection
D. Ventricular filling ? isovolumetric relaxation ? ventricular ejection ? isovolumetric contraction
E. Ventricular filling ? isovolumetric contraction ? isovolumetric relaxation ? ventricular ejection
Answer: B
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