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Blood Pressure Terms
BP Terms
Question | Answer |
---|---|
Viscosity | Thickness of blood; ease with which blood flows through the vessels. |
Sphymomanometer | Instrument used for measurement of arterial blood pressure. |
Arrhythmia | Abnormal heart rhythm. |
Essential hypertension | Elevated blood pressure (in hypertensive range) without know cause. |
Intermittent hypertension | Blood pressure elevates a small amount over the normal range, from time to time without cause. |
Palpatory blood pressure | Method of obtaining BP whereby brachial or radial artery is palpated while deflating the BP cuff. |
Systolic | Represents pressure exerted on arteries during heart contraction. |
Stethoscope | Instruments used for auscultation of korotkoff sounds. |
Atherosclerosis | Narrowing of the arterial lumen caused by deposits of fatty plaues along the internal wall of the artery. |
Blood volume | total amount of circulating blood. |
Meniscus | Curved surface at the top of column of liquid in a tube. |
Hypertension | Diastolic measurement over 90 mm Hg |
Malignant Hypertension | Progressive hypertension which produces severe symptoms and has a poor prognosis if left untreated. |
Stroke volume | Amount of blood ejected from the heart per contraction. |
Peripheral Resistance | Opposing force of the vessel against the blood; pertaining to the health and elasticity of the vessel. |
Hypotension | Blood pressure lower than the normal range - 80 mm hg systolic is necessary for renal perfusion. |
Blood pressure | Force exerted by the blood against the vessel wall. |
Korotkoff sounds | sounds or beats heard through the stethoscope while cuff is being deflated. |
Diastolic Pressure | Lowest pressure against wall of the artery, during relaxation of the ventricle of the heart. |
Arteriosclerosis | Harding, thickening and loss of elasticity (narrowing) of the arterial wall. |
Cardiac output | Amount of blood ejected from the heart per minute. |