The heart has four chambers, four valves. It is composed of cardiac muscles which all in all pumps blood throughout the human body through the blood vessels. When something gets injured around the heart, well it will automatically, in high possibility stop functioning. Take not of the valves and the most important is the sinoatrial node which is the pace maker of the heart. It is what triggers the heart to pump itself and the valves then function and the blood travels and then gets cleansed out of carbon dioxide in the alveoli.<span> </span></span>
The protests of 1968 comprised a worldwide escalation of social conflicts, predominantly characterized by popular rebellions against military bureaucracies.
English bill of rights to create American bill of rights
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The Magna Carta which limited the kings power, which is similar to the separation of power and the philosophy of limited government here in the U.S. today.