Why would someone need to have an artificial pacemaker installed in his or her heart tissue?
A) Because the heart valves are not directing blood flow through the chambers properly.
B) Because the AV node is not sending signals to the ventricles.
C) Because the SA node is not functioning properly to generate action potential at the proper intervals.
D) Because the Purkinje fibers are not distributing the signal properly.
Correct Answer:
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