1. The most common causes of poor electrocardiogram tracings are: a. Patient movement                     c. Both a and b b. Loose leads/electrodes            d. None of the above 2. “A graphic record...

1. The most common causes of poor electrocardiogram tracings are:

a. Patient movement                     c. Both a and b

b. Loose leads/electrodes            d. None of the above

2. “A graphic record of the electrical activity of the heart” describes a(n):

a. Echocardiogram           c. Encephalogram

b. Electrocardiogram      d. Radiogram

3. Premature ventricular contractions (PVCs) with different morphologies are called multifocal PVCs. The primary treatment for multifocal PVCs is:

a. Defibrillation                                 c. Oxygen administration

b. Cardioversion               d. Lidocaine drip