A Patient with an Irregular Sinoatrial (SA)node Conduction Has a Permanent

question 29

Multiple Choice

A patient with an irregular sinoatrial (SA) node conduction has a permanent pacemaker with the code AAIOO and is now going home.The patient asks,"What happens when my real SA node fires on its own?" The nurse responds that the pacemaker will:

• A) Not fire
• B) Fire only the ventricles
• C) Change the rate of firing
• D) Fire both the atria and the ventricles.

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