The nurse assessing a cardiac monitor notes that the cardiac complexes each have a P wave followed by a QRS and a T.The rate is 120.The nurse recognizes this arrhythmia as:

Question

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The presence of a P wave followed by a QRS and a T wave in each cardiac complex indicates a normal sinus rhythm. The rate of 120 beats per minute is above the normal resting heart rate range (60-100 bpm), classifying this rhythm as sinus tachycardia.

The Nurse Assessing a Cardiac Monitor Notes That the Cardiac