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The Normal Heart Rhythm Begins in The____________________ Which Acts as the _____________________

Question 76

Multiple Choice

The normal heart rhythm begins in the____________________ which acts as the _____________________ of the heart.


A) sinoatrial node; pacemaker
B) bundle of His; conductor
C) Purkinje fibers; bundle branches
D) ventricles; muscles
E) systole; gateway

Correct Answer:

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