EKGCâu 82 / 100
To obtain a clear EKG tracing, how should the technician prepare the skin before applying electrodes?
a.Apply electrodes over lotion for better adhesion
b.Clean the site, and if needed clip excess hair and lightly abrade dry skin so electrodes adhere well
c.Place electrodes directly over thick chest hair
d.Wet the skin thoroughly before applying electrodes
Giải thích
Good skin preparation includes cleaning the site, clipping excess hair where electrodes will go, and lightly abrading dry or oily skin so electrodes make solid contact. Lotions and oils prevent proper adhesion and cause artifact. Secure electrode contact produces a clean, interpretable tracing.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- 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:
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- 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?
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