NCLEX-RN (Registered Nurse) Practice Exam · Question
A client has a potassium level of 2.8 mEq/L. Which cardiac finding would the nurse anticipate?
Hypokalemia (low potassium) is associated with the presence of prominent U waves on an electrocardiogram.
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Question: A client has a potassium level of 2.8 mEq/L. Which cardiac finding would the nurse anticipate?
Answer options:
- Tall, peaked T waves.
- Shortened PR interval. ✅ Presence of U waves.
- Widened QRS complex.
Correct answer: Presence of U waves.
Explanation: Hypokalemia (low potassium) is associated with the presence of prominent U waves on an electrocardiogram.
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