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circulatory system
Term | Definition |
---|---|
artirum | two upper chambers of the heart that contract at the same time during a heart beat |
ventricle | two lower chambers of the heart, that contract at the same time during a heart beat |
coronary circulation | flow of blood to and from the heart tissue |
pulmonary circulation | flow of blood to the lungs and back to the heart |
systemic circulation | largest part of the circulatory system, in which oxygen rich blood flows to all the organs and the body tissues, except the heart and lungs, and oxygen poor blood is returned to the heart |
artery | blood vessle that carries blood away from the heart that is made of thick, elastic walls made of tissue and smooth mblood vessel that carries blood away from the heart, and has uscle tissue |
vein | blood vessel that carries blood back to the heart, and has one way valves that keep blood moving toward the heart |
capilary | microscopic blood vessel that connects arteries and veins |