1. Other names used for premature ventricular contractions (PVCs) are:
A. Ventricular premature contractions (VPCs)
B. Ventricular premature depolarizations (VPDs)
C. Ventricular extrasystoles
D. All of the above
2. The general characteristics of PVCs include:
A. Wider than 0.12 seconds
B. Bizarre appearance
C. ST-segment and T-wave abnormalities
D. Premature arrival of the complex
E. All of the above
3. PVCs are found only in patients with structural heart disease. True or False.
4. The R-on-T phenomenon refers to a PVC that falls within the relative refractory period of the previous complex. True or False.
5. An end-diastolic PVC is one that falls immediately after the normally occurring ___ wave.
6. PVCs are typically associated with ____________ pauses, but either one can occur.
7. Multifocal PVCs commonly have identical coupling intervals because they originate in the same site. True or False.
8. When a PVC occurs every other beat, it is called a ventricular _________.
9. When two PVCs occur one after the other, it is called a(n) _________.
10. Salvos can be:
A. Unifocal
B. A PVC that occurs every third beat
C. Multifocal
D. Trigeminal
E. Both A and C
F. Both B and D