HSCI 131 Chapter 8 Vocab (Part 3)

aneurysm

localized abnormal dilation of a vessel

angina

chest pain caused by obstruction or spasms of the coronary arteries

arrhythmia

irregularity in heart rate

fibrillation

abnormally rapid, uncoordinated quivering of the myocardium that can affect the atria or ventricles

heart block

interference with the normal transmission of electrical impulses from the sinoatrial node to the purkinje fibers

bruit, murmur

soft, blowing sound heard on auscultation

cardiomyopathy

disease or weakening of heart muscle that diminishes cardiac function

coarctation

narrowing of a vessel, especially the aorta

palpitation

a rapid and irregular heart beat

syncope

partial or complete loss of consciousness

holter monitor test

procedure that uses a small, portable system to record and stor electrical activity of the heart

stress test

ecg taken under controlled exercise stress conditions

cardiac biomakers

blood test that measures the presence an amount of several substances released by the heart when it is damaged

doppler us

ultrasonography used to assess the direction and speed of blood flow

carotid artery us

ultrasound procedure that determines blood flow problems

cardiac catheterization

passage of a catheter into the heart through a vein or artery to provide evaluation of the heart

percutaneous transluminal coronary angiolasty

involves insertion of a balloon catheter through the artery to the site of stenosis

coronary artery bypass graft

graft to bypass blocked area of artery and restore blood supply to the heart muscle

defibrillation

restart the heart by delivering high voltage electrical current

cardioversion

defibrillation technique using low energy shocks to reset the rhythm back to its normal pattern