A member asked:

What makes the lubb dupp sound when listening to the heart?

A doctor has provided 1 answer

Heart sounds: The first heart sound is caused by vibrations of the mitral valve and decelerating blood when the valve closes. The second heart sound is caused by the closure of the aortic and pulmonary valves and their associated blood columns.

Answered 11/29/2014

3.5k views

Thank

Related Questions

A member asked:

How listen my heart sound?

A doctor has provided 1 answer