The primary initiator of the conduction cycle in the heart is the
A) Purkinje fibers.
B) atrioventricular node.
C) sinoatrial node.
D) bundle of His.
Correct Answer:
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Q5: Depolarization as a stage in the action
Q6: Which of the following properties is unique
Q7: Myocardial tissue is nonresponsive to stimulation during
Q8: Vagal stimulation of the heart leads to
A)
Q9: The cardiac output is the product of
Q11: The fundamental muscle unit responsible for myocardial
Q12: The effective refractory period is when the
Q13: Which of the following tissues of the
Q14: The ability of the heart to beat
Q15: Repolarization as a stage in the action
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