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the action potential seen in cardiac muscle differs from the action potential of skeletal muscle by
there is a plateau
blood flows passively from the atria to the ventricles through open AV valves when?
during the period of ventricular filling
The av valves are supporeted by chordae tendinae so that they do not blow back up into the atria during ventricular contraction
the left ventricular wall of the heart is thicker than the right wall in order to
pump blood with greater pressure
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