Question 1
Electrical shock to the heart is usually used to treat
◦ heart murmur.
◦ atrial fibrillation.
◦ myocardial infarction.
◦ ventricular fibrillation.
◦ heart block.
Question 2
The P wave of an ECG corresponds to
◦ repolarization of the atria.
◦ depolarization of the atria.
◦ the progressive wave of ventricular depolarization.
◦ repolarization of the ventricles.
◦ None of the answers are correct.