Terms related to the Nursing 1213 Cardiovascular Assessment module
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| Precordium | The portion of the body over the heart and lower chest
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| Stroke Volume (SV) | The amount of blood pumped out of a ventricle during one contraction
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| Cardiac Output (CO) | The amount of blood pumped out of a ventricle in one minute
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| P Wave | Atrial Depolarization - conduction of the impulse throughout the atria
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| QRS Complex | Ventricular Depolarization - conduction of the impulse throughout the ventricles
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| T Wave | Ventricular Repolarization - ventricles return to resting state
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| Preload | End-diastolic stretch of heart muscle fiber. Approximately equal to the end-diastolic volume or pressure
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| Afterload | The forces that impede the flow of blood out of the heart. Composed of pressure in peripheral vasculature, compliance of the aorta, and the mass/viscosity of the blood.
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| Compliance | The ease with which the heart muscle relaxes as it fills with blood
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| Contractility | The force with which the left ventricle contraction occurs. It is independent of the effects of preload or afterload
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| Hemodynamics | A study of the forces involved in circulating blood through the body
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