From the closure of the two flaps of the mitral valve in the left ventricle
valves closing
The sound of a heart beat is usually described as a thump.
Well if you had what doctors call a stethoscope, then surely you will notice that when the headphones of the stethoscope are on your ears and when the plastic disk is placed against the patients chest right toward the heart. Then you will hear the patients heart pumping like the beating drums. So there for the heart makes a low beating sound.
Yes the "heart beat" is just the sound of the valves opening and closing, not the sound of the blood being pumped.
Edgar Allan Poe left pictures of a heart beating rapidly underneth the floor causing the room he was buried in to shake and echo the sound of the beating heart while the police and him were in it.
A stethoscope.
The heart makes soun by the beating heart and the resultant flow of blood through it.
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.
the sound of a beating heart e.g the tell tale heart by Edgar Allan Poe
The sound of a heart beat is caused by the closing of the valves in the heart.
The sound of a heart beat is usually described as a thump.
Well if you had what doctors call a stethoscope, then surely you will notice that when the headphones of the stethoscope are on your ears and when the plastic disk is placed against the patients chest right toward the heart. Then you will hear the patients heart pumping like the beating drums. So there for the heart makes a low beating sound.
a beating noise.
The atria and ventricles work together, alternately contracting and relaxing to pump blood through your heart. The electrical system of your heart is the power source that makes this possible. Your heartbeat is triggered by electrical impulses that travel down a special pathway through the heart.
lub dub lub dub
The rapid beating of the bee's wings makes a buzzing sound.
Yes the "heart beat" is just the sound of the valves opening and closing, not the sound of the blood being pumped.
A "rub" is an abnormal heart sound caused by the heart beating against an inflamed pericardium or pleura.