NCLEX Review & Nursing School

Sinus Bradycardia

Rate

• Ventricular:  < 60  (less than 60 bpm)
• Atrial: Normal

Rhythm

• R-R Interval: Regular
• P-P Interval: Regular

Duration

• PR Interval: .12- .20 sec.
• QRS Complex:  .6- .10 sec.

Sinus Brady Cardia

– ♣ Atrial and ventricular rhythm is below 60 bpm

– Treatment maybe be necessary if symptomatic

– Treatment includes: Atropine Sulfate

– Monitor Oxygen if prescribed by MD.