Verywell Health on MSN
What are heart sounds and how to know if they’re normal
Medically reviewed by Jeffrey S. Lander, MD Key Takeaways S1 and S2 are the normal heart sounds you hear when the heart ...
The S3 heart sound occurs as the mitral valve opens and allows blood to fill the left ventricle passively. The sound happens as a result of blood striking the left ventricle during early diastole. An ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results