What Makes The Lub Sound !link! -

Variations in the "lub" sound can indicate pathology:

– From the classic lub-dub of heart valves closing (atrioventricular valves slamming shut = lub) to the sound of a cork being pulled from a bottle, or even the acoustics of a plunger in a syringe. No matter which “lub” brought you here, it’s addressed. what makes the lub sound

The "lub" itself comes from the vibrations of the blood and heart structures as these valves block flow from moving backward into the upper chambers (atria). Key Facts About the "Lub" Variations in the "lub" sound can indicate pathology:

If you’ve ever paused and thought, “Huh… why ‘lub’ and not ‘clunk’?” — read/watch this. You’ll never hear a heartbeat, a dripping faucet, or a closing drawer the same way again. Highly recommended. Key Facts About the "Lub" If you’ve ever

Medically referred to as the , this "lub" marks the beginning of ventricular systole , the phase when the heart's lower chambers contract to pump blood out to the lungs and body. The Mechanics of the "Lub" Sound