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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 |