7.2
abnormally long P-R wave indicates
AV blockage
which ECG wave must occur before the ventricles can contract
P
which ECG wave must occur before the ventricles can relax
QRS
P wave
atrial depolarization
abnormally slow heart beat
brachycardia
conducting tissue of the heart located in the interventricular septum is the
bundle of his
the electrical synapses between adj. myocardial cells are called
gap junction
the pacemaker region of the heart is known as the
right atrium, SA node
Leads 1, 2, 3 are collectively called
standard lib leads
abnormally fast heart beat
tachycardia
QRS
ventricular depolarization
T
ventricular repolarization