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Details

Circulatory System
Therapeutic Terms
19
Health Care
Not Applicable
04/02/2009

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Cards

Term
defibrillation
Definition
termination of ventricular fibrillation by delivery of an electrical stimulus to the heart, most commonly by applying electrodes fo the defibrillator externally to the chest wall, but can be performed internally at the time of open heart surgery or via an implanted device.
Term
cardioversion
Definition
termination of tachycardia either by pharmaceutical means or by delivery of electrical energy
Term
implantable cardioverter defibrillator
Definition
an implanted, battery-operated device with rate sensing leads that monitors cardiac impulses and initates an electrical stimulus as needed to stop ventricular fibrillation or tachycardia
Term
pacemaker
Definition
a device used to treat slow heart rates (bradycardia) by electrically stimulating the heart to contract most often implanted with elad wires and battery circuitry under the skin but can be temporarily placed externally with lead wires inserted into the heart via a vein
Term
thrombolytic therapy
Definition
dissolution of thrombi using durgs
Term
angiotensin-converting enzyme inhibitor (ACE inhibitor)
Definition
a drug that suppresses the conversion of angiotensin in the blood by the angiotensin-converting enzyme; used in the treatment of hypertension
Term
antianginal
Definition
a drug that dilates coronary arteries, restoring oxygen to the tissues to relieve the pain of angina pectoris
Term
antiarrhythmic
Definition
a drug that counteracts cardiac arrhythmia
Term
anticoagulant
Definition
a drug that prevents clotting of the blood commonly used in treating thrombophlebitis and myocardial infarction
Term
antihypertensive
Definition
a drug that lowers blood pressure
Term
beta-adrenergic blocking agents
Definition
agents that inhibit responses to sympathetic adrenergic nerve activity causing a slowing of electrical conduction and heart rate and a lowering of the pressure within the walls of the vessels; used to treat angina pectoris and hypertension
Term
calcium channel blockers
Definition
agents that inhibit the entry of calcium ions in heart muscle cells causing a slowing of the heart rate, lessening the demand for oxygen and nutrients, and relaxing of the smooth muscle cells of the blood vessels to cause dilation; used to prevent or treat angina pectoris, some arrhythmias, and hypertension
Term
cardiotonic
Definition
a drug that increases the force of myocardial contractions in the heart commonly used to treat congestive heart failure
Term
diuretic
Definition
a drug that increases the secretion of urine commonly prescribed in treating hypertension
Term
hypolipidemic
Definition
a drug that reduces serum fat and cholesterol
Term
statins
Definition
agenst that lower cholesterol in the bood by inhibiting the effect of HMG-CoA reductase a liver enzyme responsible for producing cholesterol
Term
thrombolytic agents
Definition
drugs used to dissolve thrombi (blodo clots)
Term
vasoconstrictor
Definition
a drug that cuases narrowing of the blood vessels, decreasing blood flow
Term
vasodilator
Definition
a drug that cuases dilation fo the blood vessels, increasing blood flow
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