pumping of the heart (cancer)
The Endocardium, the inner layer of the heart.
It delievers the blood supply to the heart muscle itself
Aorta tops the heart, but if you are looking for the elements of the heart itself that are situated higher but IN the heart, then it's left atrium and right atrium.
to be closer to the brain which gets 1st dibs at oxygenated blood after the heart itself
coronary arteries
If its beating normally, It can stop.
No. Earth does not have enough mass to compress itself any more than it is now.
Yes. Clouds can become very dense, which is how rain falls. To get that dense, clouds must compress, either combine with similar clouds, or get more cloud into itself, which is basically moisture.
The coronary arteries carry oxygenated blood to the heart itself. These arteries supply the heart muscle with oxygen and nutrients.
it means to compress the chest to mimmic the heart beat in order to pump the blood around the body because someone's heart has stopped or isn't beating properly.
A heart of gold itself is an expression relating to someone kind. "They have a heart of gold".
A hard surface is required for CPR to effectively compress the sternum against the spine to compress the heart. Any hard surface will do, such as a backboard or wide plank.
The pericardium is a thin sac that surrounds the heart. it is not part of the heart muscle itself.
The Endocardium, the inner layer of the heart.
The heart itself is an organ. It is part of the circulatory system, though.
It delievers the blood supply to the heart muscle itself
If you eat healthy and exercise regularly, your heart will be healthy.