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27 Cards in this Set
- Front
- Back
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The system composed of the heart and blood vessels.
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circulatory system
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contractile and conductive tissue of the heart that generates electrical impulses and causes the heart to beat
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cardiac conduction system
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the ability of cells within the cardiac conduction system to generate a cardiac impulse on their own
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automaticity
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the muscular organ that contracts to force blood into circulation through the body
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heart
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the two upper chambers of the heart
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atria
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the two lower chambers of the heart
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ventricles
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the two major veins that carry oxygen-depleted blood back to the heart
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venae cavae
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the vessel carrying oxygen-depleted blood from the heart's right ventricle to the lungs
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pulmonary artery
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the vessel carrying oxygen-rich blood from the lungs to the left atrium of the heart
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pulmonary vein
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the major artery from the heart
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aorta
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blood vessel that carries blood away from the heart
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artery
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the smallest branch of an artery
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arteriole
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a tiny blood vessel connecting arterioles to venules
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capillary
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vessel that carries blood toward the heart
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vein
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smallest vein
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venule
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arteries supplying the heart with blood
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coronary arteries
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A graphic representation of the heart's electrical activity
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electrocardiogram
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delivery of oxygen and other nutrients to the cells resulting from the constant adequate circulation of blood through the capillaries
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perfusion
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reduced heart function caused by any condition, disease, or injury affecting the heart
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cardiac compromise
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signs and symptoms resulting from conditions in which the coronary arteries are narrowed or occluded
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acute coronary syndrome (ACS)
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A patient with severly swollen feet and a distended, spongy abdomen is probably suffering from ___________
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congestive heart failure
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In order, the pathway the blood takes through the heart and lungs
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vena cava, right atrium, right ventricle, lungs, left atrium, left ventricle, aorta
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the only arteries that carry oxygen-depleted blood
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the pulmonary arteries
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How should any adult with chest pain be treated, until proven otherwise
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as a cardiac emergency
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what is the mnemonic used to obtain a description of the patient's chest pain
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OPQRST
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Instead of smooth contractions, the heart may show uncoordinated twitching known as ___________
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ventricular fibrillation
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What is the key difference between angina and myocardial infarction?
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the pain of angina usually goes away on its own
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