A patient recovering from an acute myocardial infarction has a heart rate of 30 beats per minute.Which area of the heart should the nurse consider as pacing this patient's heart rate?

Question

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The ventricular rate is 20 to 40 bpm.A.The sinoatrial node is the primary pacemaker of the heart and normally fires at a rate of 60 to 100 beats per minute (bpm).D.The AV node has an inherent rate of 40 to 60 bpm.C.The aortic valve does not have a mechanism to provide heart pacing.

A Patient Recovering from an Acute Myocardial Infarction Has a Heart