What Makes The Lub Dub Sound [verified] -

🔊 → Your aortic & pulmonic valves close after the lower chambers relax. This prevents blood from leaking back into the heart.

🔊 → 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

👂 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. 🔊 → Your aortic & pulmonic valves close

#HeartHealth #LubDub #CardiologyExplained #ScienceFacts #Anatomy what makes the lub dub sound