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MCAT Question of the Day
Q:
Which of the following is accurate regarding cardiac signal conduction?
A
Electric signals travel from th AV node to the SA node.
B
The AV node is slow to depolarize compared with the SA node.
C
The electric signal travels from the SA node to the AV node via the bundle of His.
D
Purkinje fibers assist with atrial depolarization.
Circulatory System
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