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Which of the following is NOT true when comparing transistors to vacuum tubes?
Semilunar Valves
Valves located at the exits of the heart, preventing blood from flowing back into the ventricles from the arteries.
Diastole
The phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood.
Systole
The phase of the heartbeat during which the heart muscle contracts and pumps blood from the chambers into the arteries.
Ventricular Filling
The phase of the cardiac cycle when the heart's ventricles fill with blood coming from the atria.
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