When you listen to a heart through a stethoscope, you hear a rhythmic "lubb-dupp." That first sound—the "lubb"—is what clinicians call . While it seems like a simple thud, the S1 sound is a vital indicator of how well your heart’s valves and chambers are functioning.
If you hear "la-lubb," it means the Mitral and Tricuspid valves are closing at noticeably different times. This is sometimes seen in conditions like Right Bundle Branch Block (RBBB) . what is the s1 sound
The S1 sound marks the (the phase where the heart contracts to pump blood out). Contrary to popular belief, the sound isn't just the "slamming" of doors; it is caused by the sudden block of blood flow and the resulting vibrations of the heart walls and major vessels. How is the S1 Sound Created? When you listen to a heart through a