Which of these is the most correct sequence of signals?
A) SA node > Purkinje fibers > AV node > AV bundle > walls of the ventricle
B) SA node > AV bundle > AV node > ST segment > Purkinje fibers
C) SA node > AV bundle > AV node > ST segment
D) SA node > AV node > AV bundle > Purkinje fibers > walls of the ventricle
D
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