ECG quize

Normal P-R

• 0.04 to 0.20 sec

• 0.06 to 0.20 sec

• 0.12 to 0.20 sec

Causes of sinus bradycardia

•  digoxin

• hyperthyroidism

• isoproterenol (Isuprel)

What is the QRS duration seen here?

• 0.04 sec

• 0.06 sec

• 0.10 sec

What is the PR interval of this ECG?

• 0.08 sec

• 0.12 sec

• 0.22 sec

All of the following must be included in ECG interpretation except:

• Conduction Analysis

• PU interval

• Waveforms