A nurse is caring for a client who is taking lithium. The nurse should monitor for which of the following findings as an adverse effect of the medication?
Positive Chvostek's sign
Increased potassium level
Constipation
Increased urinary output
The Correct Answer is D
A. Chvostek’s sign is associated with hypocalcemia, not lithium toxicity.
B. Lithium does not increase potassium levels; it may cause mild hyponatremia.
C. Lithium is more commonly associated with diarrhea, not constipation.
D. Lithium can cause nephrogenic diabetes insipidus, leading to increased urinary output.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Heart rate 148/min – Correct. A heart rate of 148/min in a 3-year-old is elevated (tachycardia) and may indicate worsening dehydration or shock.
B. Potassium 3.9 mEq/L – Incorrect. This potassium level is within the normal range (3.5–5.0 mEq/L).
C. Respiratory rate 22/min – Incorrect. This is within the expected range for a 3-year-old.
D. Sodium 142 mEq/L – Incorrect. This sodium level is within the normal range (135–145 mEq/L).
Correct Answer is C
Explanation
A. BPA (bisphenol A) is harmful, and bottles should be BPA-free.
B. Concentrated formula should be used within 24–48 hours after opening if refrigerated, not 3 days.
C. This is the correct answer. Boiling tap water for 1–2 minutes and cooling it before mixing with powdered formula helps eliminate bacteria, ensuring safe consumption for newborns.
D. Diluting ready-to-feed formula is unsafe and can lead to inadequate nutrition for the baby.
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