The Cause of the Pause (II)
What is the cause of the pause (↓) shown in this tracing? (Click on a choice below for the answer and discussion.)
Question
What is the cause of the pause (↓) shown in this tracing? (Click on a choice below for the answer and discussion.)
Sinoatrial block, type II
Second-degree atrioventricular (AV) block, type I
Second-degree AV block, type II
Nonconducted atrial premature impulse
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