lup - dup (when the valves between the atria and venticles close,
the "lup" sound is made. When the valves between the venticles
and blood vessels close, the "dup" sound is made).
Does a heart make decibels? Never heard a heart.
you have a baby
Renesmee's heart beats faster than a humans, so it would just sound like a sped-up human heart.
a beating noise.
wat the part of heart
wat the part of heart
The first heart sound, the so called "lub", comes from the closure of the atrioventricular valve. The second heart sound, the "dup", comes from the closure of the semilunar valve.
by whispering
"Lub dub" is the sound the human heart makes as blood passes through it.
watana
watana
lub dub lub dub