A 45 year old man is rushed to the emergency room after an automobile accident


Question Number 1027
Question:
A 45 year old man is rushed to the emergency room after an automobile accident. He has a fractured leg, scalp lacerations, and is confused. His blood pressure is 120/80, and his heart rate is 80 beats per minutes. An ECG is done and shows upright P waves, a PR interval of .12 seconds, a QRS complex of .08 seconds with a normal configuration. What is the most appropriate description of the ECG findings?
a) normal sinus rhythm
b) sinus tachycardia
c) complete heart block
d) atrial fibrillation
e) sinus arrhythmia


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