Question

The patient's PR interval comprises six small boxes on the ECG graph. What does the nurse determine that this indicates? a. A normal finding b. A problem with ventricular depolarization c. A disturbance in the repolarization of the atria d. A problem with conduction from the SA node to the ventricular cells 

   The patient's PR interval comprises six small boxes on the ECG graph. What does the nurse determine that this indicates?
a. A normal finding
b. A problem with ventricular depolarization
c. A disturbance in the repolarization of the atria
d. A problem with conduction from the SA node to the ventricular cells
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Study Guide for Medical-Surgical Nursing: Assessment and Management of Clinical Problems
Study Guide for Medical-Surgical Nursing: Assessment and Management of Clinical Problems
Sharon L. Lewis RN… 9th Edition
Chapter 36, Problem 7 ↓

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Step 1

In a normal ECG, the PR interval is typically between 0.12 to 0.20 seconds, which corresponds to three to five small boxes on the ECG graph.   Show more…

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The patient's PR interval comprises six small boxes on the ECG graph. What does the nurse determine that this indicates? a. A normal finding b. A problem with ventricular depolarization c. A disturbance in the repolarization of the atria d. A problem with conduction from the SA node to the ventricular cells
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