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1
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chamber of the heart that pumps blood out to the lungs or body
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2
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node made up of Purkinje fibers
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3
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carries oxygenated blood to all parts of the body
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4
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large artery that carries blood away from the heart to main parts of the body
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5
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rhythmic expansion and recoil of arteries resulting from heart contraction
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6
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carries deoxygenated blood to the heart
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8
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measurement of heart electrical activity
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9
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chamber of the heart that receives blood from the veins and pumps it into a ventricle
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10
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type of circulation of venous blood from the right atrium of heart through right ventricle
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12
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pressure exerted by the blood upon walls of blood vessels
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18
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study of the heart and its actions and diseases
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20
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type of valve that separates the aorta from the left ventricle and prevents blood from flowing back into the left ventricle
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22
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valve that prevents the blood in the left ventricle from returning to the left atrium
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23
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valve located at the opening of the right atrium of the heart into the right ventricle
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24
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group of cells that perform a similar function
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26
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stage of heart cycle in which heart muscle contracts and chambers pump blood
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27
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stage of heart cycle in which heart muscle is relaxed, allowing the chambers to fill with blood
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