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Cards In This Set
| Front | Back |
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What is the leading cause of death in the US?
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Cardiovascular disease
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How many deaths are from cardiovascular disease each year?
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1 million
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What is the most powerful contributor to cardiovascular disease?
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Hypertension
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What are some S/S for cardiovascular disease?
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-chest pain
-dyspnea
-fatigue
-syncope
-palpitations
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How does blood flow through the heart?
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 -blood enters through the superior and inferior vena cava -forward flow is the movement of blood from the right atrium, to right ventricle, pulmonary artery, pulmonary veins, left atrium, left ventricle -finally out through the aorta |
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What are the two heart sounds ?
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S1 and S2
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What does S1 heart sound result from?
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From the closure of the mitral and tricuspid valves and markes the beginning of systole
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What does S2 heart sound result from?
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From the closure of aortic and pulmonic valves, usually the loudest
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What is an electrocardiogram used for?
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To assess the heart rate, rhythm, conduction delays, and coronary perfusion
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How is an electrocardiogram monitored?
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Via Telemetry
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Heart rate greater than 100bpm is known as ________.
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Tachycardia
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Heart rate less than 60bpm is known as _________
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Bradycardia
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What are some risk factors of cardiovascular disease?
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-cigarette smoking
-high blood cholesterol levels
-high blood pressure
-obesity
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What is also known as heart attack?
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MI
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What happens when a person suffers an MI?
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Reduced blood flow of one of the coronary arteries, resulting in myocardial ischemia and necrosis.
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