A client is being admitted for hypernatremia. A nurse is preparing to administer 0.45% sodium chloride 500 mL IV to the client over 2 hours. The nurse should set the IV pump to deliver how many mL/hr?
500
200
250
100
The Correct Answer is B
To calculate the infusion rate: Total volume = 500 mL
Total time = 2 hours To find the mL/hr:
500 mL ÷ 2 hours = 250 mL/hr
Therefore, the correct answer is B. 200 mL/hr.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. A blood potassium level of 3.9 mEq/L is normal and does not require intervention.
B. Urine output of 500 mL in 5 hours is not concerning and is within the expected range.
C. A blood potassium level of 8 mEq/L is dangerously high, indicating hyperkalemia, which can lead to life-threatening arrhythmias.
D. Urine output of 200 mL in 4 hours could be a concern for dehydration or renal issues, but it is not directly related to spironolactone use.
Correct Answer is C
Explanation
A. An allergic reaction: An allergic reaction is an immune response, not the reduction of drug effect.
B. A synergistic effect: A synergistic effect occurs when two drugs enhance each other's effects.
C. An antagonistic effect: An antagonistic effect occurs when one drug reduces or counteracts the effect of another drug.
D. None of the above: The correct term is "antagonistic effect."
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