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Chapter 9
Medical terminology
| Term | Definition |
|---|---|
| SA | abbreviation for sinoatrial |
| cardiac catheterization | Introduction of a flexible, narrow tube (or catheter) through a vein or artery into the heart |
| sphygm/o | combining form meaning pulse |
| aort/o | combining form meaning aorta |
| saccular aneurysm | a sac-like bulge on one side of an artery |
| hypertension (HTN) | persistently high blood pressure |
| VSD | ventricular septal defect |
| sudden cardiac arrest (SCA) | the abrupt cessation of any cardiac output (CO), most commonly as the result of ventricular fibrillation |
| Stroke Volume (SV) | measurement of the amount of blood ejected from a ventricle in one contraction |
| mitral valve prolapse (MVP) | protrusion of one or both cusps of the mitral valve back into the left atrium during ventricular contraction |
| diuretic | drug that increases the secretion of urine |
| steth/o | combining form meaning chest |
| constriction | compression of a part that causes narrowing (stenosis) |
| vascul/o | combining form meaning vessel |
| infarct | a localized area of necrosis caused by ischemia resulting from occlusion of a blood vessel |
| echocardiography (ECHO) | recording of sound waves through the heart to evaluate structure and motion |
| Angiotensin-converting enzyme (ACE) inhibitors | drug that suppresses the conversion of angiotensin in the blood by the angiotensin-covering |
| BP | abbreviation for blood pressure |
| angiography | process of x-ray imaging a blood vessel after injection of contrast dye, most commonly after catheter placement |
| diaphoresis | profuse sweating (perspiration) |
| AV | abbreviation for atrioventricular |
| stethoscope | instrument used to listen for sounds in the body |
| bradycardia | slow heart rate (less than 60 beats/minute) |
| cardioversion | restoration of a fast of irregular heart rate to a normal rhythm |
| sinoatrial (SA) node | the pacemaker; highly specialized, neurological tissue embedded in the wall of the right atrium |
| EKG | abbreviation for electrocardiogram |
| NSR | abbreviation for normal sinus rhythm |
| valvuloplasty | surgical repair of a heart valve |
| RCA | abbreviation for right coronary artery |
| claudication | limping; pain in a limb (especially the calf) while walking that subsides after rest |