Patient Care Technician (PCT) AAH Practice Exam

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In Trigeminal PVC, how often does a PVC occur?

  1. Every other beat

  2. Every third beat

  3. Every fourth beat

  4. Every fifth beat

The correct answer is: Every third beat

In the context of trigeminal premature ventricular contractions (PVCs), a PVC is characterized by the occurrence of a premature contraction that happens every third heartbeat. This means that after two normal heartbeats, a PVC occurs, resulting in a distinct pattern that can be observed in an electrocardiogram (ECG). Identifying the pattern of trigeminal PVCs is crucial for healthcare providers, as it helps in diagnosing whether the arrhythmia may warrant further evaluation or intervention. The pattern of every third beat distinguishes it from other types of PVCs, such as every other beat or more infrequent occurrences. This specific definition aids in understanding the frequency and potential implications of the arrhythmia on a patient’s overall heart health.

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