Term
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Definition
| any group of clinical symptoms compatible w/ acute myocaridal ischemia |
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Definition
| force that the ventricle must overcome to empty its diastolic volume |
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Term
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Definition
| stretching & bulging of an arterial wall, usually caused by weakening of a vessel |
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Definition
| chest pain of cardiac origin |
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Definition
| narrowing of the aotic valve's opening when the cusps become stiff & rigid |
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Definition
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Definition
| diagnostic procedure that involves instilling dye, referred to as medium contrast, into an artery |
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Definition
| loss of elasticity or hardening of the arteries |
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Definition
| rhythm disorder in which a single atrial impulse outside the sinoatrial node causes the atria to contract at an exceedingly rapid rate (200-400/min) |
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Term
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Definition
| rhythm disorder in which several areas in the right atrium initiate disorganized, rapid impulses causing the atria to quiver rather than contract |
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Term
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Definition
| cardioprotective neurohormone that functions to decrease BP by increasing secreation of Na and H2O, promoting arterial dilation, & counteracting renin, angiotensin, & aldosterone |
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Term
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Definition
| acute compression of the heart |
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Term
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Definition
| shock that occurs when contraction of the heart is ineffective & cardiac output is reduced |
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Definition
| chronic condition characterized by structural changes in the heart muscle |
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Term
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Definition
| circulation formed by smaller blood vessels branching off from or near larger occluded vessels |
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Term
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Definition
| surgical procedure that improves myocaridal oxygenation by bypassing or detouring around the occluded portion of one or more coronary arteries w/ a relocated blood vessel from a healthy leg vein or chest artery |
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Term
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Definition
| accumulation of blood & fluid within organs & tissues as a result of ineffective heart contraction |
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Definition
| emergency procedure that uses electrical energy to stop a life-threatening ventricular dysrhythmia |
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Term
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Definition
| diagnostic procedure that uses ultrasound waves to determine the functioning of the left ventricle & to detect cardiac tumors, cognetial defects, & changes in the tissue layers of the heart |
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Term
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Definition
| % of blood the left ventricle ejects when it contracts |
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Term
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Definition
| graphic recording of the electrical currents generated by the heart muscle |
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Term
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Definition
| procedure that enable a MD to examine electrical activity of the heart & produce dysrythmias |
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Term
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Definition
| area of tissue that dies from inadequate O2 |
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Term
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Definition
| backward flow of blood that occurs when the mitral valve does not close completely |
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Term
| Percutaneous Transluminal Coronary Angioplasty |
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Definition
| procedure in which a balloon tipped catheter is inserted into a diseased coronary artery, then inflated to compress artherosclerotic plaque |
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Term
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Definition
| needle aspiration of fluid from b/t the visceral & parietal pericaridium |
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Term
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Definition
| accumulation of inflammatory debris around the valve leaflets of the heart in rheumatic carditis |
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