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?
Elevated ST segment
Widened QRS
Inverted P wave.
Abnormally prominent U wave
The Correct Answer is D
Choice A rationale: An elevated ST segment is not typically associated with hypokalemia45.
Choice B rationale: A widened QRS complex is not a typical finding in hypokalemia45.
Choice C rationale: An inverted P wave is not a typical sign of hypokalemia45.
Choice D rationale: An abnormally prominent U wave is a common EKG finding in hypokalemia45.
So, the correct answer is Choice D, after analysing all choices.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale: Imagery therapy is a mind-body intervention that does not interfere with pacemakers9.
Choice B rationale: Magnetic therapy can interfere with the functioning of pacemakers910.
Choice C rationale: Relaxation therapy is a mind-body intervention that does not interfere with pacemakers9.
Choice D rationale: Yoga therapy is a physical intervention that does not interfere with pacemakers9. So, the correct answer is Choice B, after analyzing all choices.
Correct Answer is C
Explanation
A. Docusate sodium 200 mg PO at bedtime:
This prescription seems appropriate. Docusate sodium is a stool softener commonly used to prevent or alleviate constipation. Taking it at bedtime can help ensure a regular bowel movement in the morning.
B. Meloxicam 15 mg PO daily:
This prescription is generally appropriate. Meloxicam is a nonsteroidal anti-inflammatory drug (NSAID) used for pain and inflammation. The daily dosing is common, but the nurse should assess for any contraindications or potential issues with the patient's renal function since NSAIDs can affect the kidneys.
C. Regular insulin 8 units subcutaneous before meals:
This prescription requires clarification. While the prescription indicates the correct medication and route (regular insulin subcutaneously), it lacks specificity regarding the timing in relation to meals. Regular insulin is typically given 30 minutes before meals to control postprandial blood glucose levels. The nurse should contact the provider to confirm the appropriate timing.
D. Fentanyl 25 mcg/hr transdermal patch:
This prescription seems appropriate. Fentanyl is a potent opioid analgesic, and a transdermal patch provides continuous pain relief over an extended period. The dose is specified in micrograms per hour (mcg/hr), which is a common method for administering continuous medications
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