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14 Cards in this Set

  • Front
  • Back
sinoatrial node
pacemake of the heart
atrioventricular node
recieve of signals that come from the SA node.
atrioventricular bundle
aka the bundle of his, cable that takes info from top of heart to the bottom.
bundle branches
divided by bundle of his into right and left branches which carries info from right/left ventricles
perkinje fibers
last part of the conductive system , most numerous
P-R Interval
.12-.20 sec
QRS interval
.06-.12 sec
Q-T interval
.36-.44 sec
small squaare on EKQ sec?
1 large sq sec?
5 lg sq secs?
1 sec
ventricular repolarization
QRS wave
ventricular depolarization
depolarization of atrial walls.