Toward the end of systole, as repolarization starts (indicated by the T wave) , the ventricles begin to relax. Which of the following will occur next?
A) Rapid rise in ventricular pressures.
B) Arterial pressures exceed ventricular pressures.
C) Closure of the atrioventricular valves.
D) Opening of semilunar valves.
Correct Answer:
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