What Makes The Lub Dub Sound |work| -

Here’s the quick breakdown:

👂 The pause between lub and dub? That’s your heart filling with blood. The pause after dub? That’s your heart resting before the next beat. what makes the lub dub sound

Here’s a social media post (Instagram, Twitter, Facebook) explaining the “lub-dub” sound: Here’s the quick breakdown: 👂 The pause between

🔊 → Your mitral & tricuspid valves close right after the heart squeezes blood to the lungs and body. This stops blood from flowing backward into the upper chambers. what makes the lub dub sound

It’s not the heart muscle contracting — it’s your !