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HeartSounds

Adaptive test — questions are selected based on your ability estimate. — Tag: SecondSound

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What produces the second heart sound (S2)?

Turbulent blood flow caused by the closing of the semilunar valves at the start of ventricular diastole Turbulent blood flow during passive ventricular filling in diastole Turbulent blood flow caused by the closing of the AV valves at the start of ventricular systole Turbulent blood flow caused by atrial contraction during the active filling phase

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