The ECG monitor shows a regular rhythm with a rate of 38 beats per minute. Each QRS complex is preceded by a P wave, and the PR interval is constant. Which rhythm is most likely present?
Correct answer: A. Sinus bradycardia
- A. Sinus bradycardia
- B. Complete heart block
- C. Atrial fibrillation
- D. Ventricular fibrillation
Explanation
A slow but regular rhythm with one consistent P wave before every QRS complex is sinus bradycardia. Complete heart block shows independent atrial and ventricular activity, while atrial fibrillation is irregularly irregular.
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About Cardiovascular Nursing
Covers assessment and nursing care for hypertension, coronary artery disease, angina, myocardial infarction, heart failure, valvular disease and dysrhythmias. It includes interpreting vital signs and ECG findings, managing chest pain, monitoring cardiac medicines, recognizing complications and distinguishing left-sided from right-sided heart failure.
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