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Circulatory Word

Heart A hollow muscular organ that gives power to transport blood to pulmonary and systemic circulatory system.
Artery Sends blood away from heart and transports blood to all body systems.
Capillaries Connections between arteries and veins, exchanges oxygen, CO2, nutrients, and waste products with cellsand tissues.
Vein Recieves blood and wastes from all body tissues. Also gives blood back to the heart.
Oxygenated blood Blood that has oxygen.
Deoxygenated blood Blood that does not have oxygen.
Pericardium A double walled membrane sac that encloses the heart.
Pericardial Fluid Found in the pericardium and prevents friction when the heart beats.
Epicardium Outside layer of the heart, the inner layer of the pericardial sac.
Myocardium Middle and thickest layer of the heart, consists of cardiac muscle.
Endocardium Lining of the heart, forms the inner surface, very smooth.
Atria Two upper chambers of the heart, recieves blood from all parts of the body.
Ventricle Two lower parts of the heart. Vessels leaving the heart emerge from them, walls are thicker than atrial walls.
Septum Separating wall or partition located between either left or right ventricles or atria
Apex Tip of the heart.
Superior vena cava v/ein that carries deoxygenated blood from the upper half of the body to the heart's right atrium.
Created by: aodem