extrasystolia
postextrasystole
dysrhythmia
heartbeat
ventricular fibrillation
cardioexcitation
rhythmology
heart failure
heart attack
pulsation
beat
pulse
cardiology
escape rhythm
truncus atrioventricularis
bundle of His
cardiostimulation
atrioventricular bundle
atrioventricular trunk
cardiac arrhythmia
arrhythmia
flutter
dyssynchrony
endocardiography
heart muscle
heart rhythm
cardiopuncture
cardiac rhythm
nodal rhythm
presystole
cardiosuppression
atrioventricular nodal rhythm
cardiac muscle
valvectomy
preexcitation
cardiosclerosis
extrasystole
cardiac cycle
cardioventricle
thrill
cardiomotility
abdominocardiac reflex
cardioembolism
fibrillation
Purkinje's tissue
Purkinje's system
bulbus cordis
cantering rhythm
aberrant conduction
gallop rhythm