Which of These Statements About How Sinus Arrhythmia Differs from Wandering

question 42

Multiple Choice

Which of these statements about how sinus arrhythmia differs from wandering atrial pacemaker is true?

• A)Sinus arrhythmia has uniform P wave shapes;wandering atrial pacemaker has at least three different shaped P waves.
• B)Sinus arrhythmia has a regular rhythm;wandering atrial pacemaker is irregular.
• C)Sinus arrhythmia has a heart rate of less than 100;wandering atrial pacemaker has a rate greater than 100.
• D)Sinus arrhythmia is lethal;wandering atrial pacemaker is benign.

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