Difficulty: Medium
Average Score: 82%
Simulated
A nurse is reviewing the EKG strip of a client who is hypotensive and is complaining of leg cramping. Which of the following abnormalities on the client's EKG should the nurse interpret as a sign of hypokalemia?
Correct answer
D
Rationale
Hypokalemia often causes a prominent U wave on an ECG due to delayed ventricular repolarization.