Lub-dub Sound Of Heart Is Caused By Updated -

Doctors listen to these sounds using a stethoscope (auscultation) to ensure the rhythm is steady and the valves are "competent." If the valves do not close tightly or are too narrow, the smooth "lub-dub" may be accompanied by a "whooshing" or "swishing" noise known as a .

In a healthy adult at rest, this cycle happens 60 to 100 times per minute. It is a constant, mechanical feedback loop that confirms your heart is successfully managing the one-way traffic of your blood supply. lub-dub sound of heart is caused by

The Symphony of the Heart: Understanding the "Lub-Dub" The rhythmic "lub-dub" sound of a human heartbeat is often mistaken for the sound of heart muscle contracting. In reality, these iconic sounds are the auditory signatures of the heart's valves to ensure blood flows in only one direction . The Two Main Components: S1 and S2 Doctors listen to these sounds using a stethoscope