EKG第 79 / 100 题
An EKG shows an irregularly irregular rhythm with no clearly identifiable P waves. This is most consistent with:
a.Normal sinus rhythm
b.Sinus bradycardia
c.Atrial fibrillation
d.First-degree heart block
解析
Atrial fibrillation appears as an irregularly irregular rhythm with no discernible P waves, replaced by a chaotic, wavy baseline. It results from disorganized electrical activity in the atria. The technician should document the finding and notify the nurse, especially if the rate is rapid or the patient is symptomatic.
免费刷完整 100 道题库 — 无需注册。
同考点相关题目
- An EKG tracing shows fuzzy, erratic spikes in the baseline caused by the patient shivering. What is the most likely cause of this artifact?
- An EKG shows a baseline that gradually drifts up and down across the tracing. This wandering baseline is most often caused by:
- A tracing shows a uniform, thick, fuzzy line with small regular spikes about 60 times per second. This artifact is most consistent with:
- A cardiac monitor suddenly shows a flat line and the patient is unresponsive with no pulse. After confirming the patient and checking leads, what does this rhythm represent and what is the priority?
- Lead V6 of a 12-lead EKG is placed at:
- To obtain a clear EKG tracing, how should the technician prepare the skin before applying electrodes?