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What Does S3 Sound Indicate?

January 24, 2024 by Rebecca Patel

What Does S3 Sound Indicate? Cardiology. The third heart sound or S3 is a rare extra heart sound that occurs soon after the normal two “lub-dub” heart sounds (S1 and S2). S3 is associated with heart failure. What does the S3 sound represent? CLINICAL PEARL: A S3 heart sound is often a sign of systolic

What Area Of The Heart Is Responsible For The Delay Of Conduction Between The Artrium And Ventricles?

January 24, 2024 by Rebecca Patel

What Area Of The Heart Is Responsible For The Delay Of Conduction Between The Artrium And Ventricles? The AV node acts to delay the impulses by approximately 120ms, to ensure the atria have enough time to fully eject blood into the ventricles before ventricular systole. The wave of excitation then passes from the atrioventricular node