The nurse records the finding of a normal sinus rhythm (NSR)when the P,Q,R,S,and T are all present in the electrocardiographic complex,as well as a(n):

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NSR requires the presence of P,Q,R,S,and T waves,in that order,and all pointing in the same direction,with a rate of 80 to 100.Normal intervals are a PR interval of 0.12 to 0.20 seconds and a QRS complex less than 0.10 second.

The Nurse Records the Finding of a Normal Sinus Rhythm