Patient Care Technician (PCT) AAH Practice Exam

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What characterizes Bigeminal PVCs?

  1. Every fifth beat is a PVC

  2. Every third beat is a PVC

  3. Every other beat is a PVC

  4. PVCs occur randomly

The correct answer is: Every other beat is a PVC

Bigeminal PVCs are characterized by a pattern where every other heartbeat is a premature ventricular contraction. In this scenario, the heartbeat alternates between a normal beat and a PVC, creating a consistent and distinguishable rhythm disruption. This characteristic helps in identifying the type of arrhythmia present. Bigeminy is a specific form of a PVC pattern, and recognizing it is crucial for patient monitoring and treatment decisions. In the context of the other options: every fifth or every third beat being a PVC describes different forms of arrhythmias, such as quindecagminy or trigeminy, respectively. Random occurrences of PVCs do not present a predictable pattern like bigeminal PVCs, making the distinction important in clinical practice. Understanding these patterns aids healthcare professionals in assessing a patient's cardiac health and determining the appropriate response.

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