HESI RN
HESI RN Maternal Newborn I Questions
Extract:
Question 1 of 5
The healthcare provider prescribes magnesium sulfate 6 grams IV to be infused over 20 minutes for client with preterm labor. The IV bag contains 'Magnesium sulfate 20 grams in dextrose 5% in water 500 mL.' How many mL/hour should the nurse set the infusion pump?
Correct Answer: A
Rationale: For 6 grams in 20 minutes, 150 mL (6 ÷ 0.04 g/mL) is needed. Infusion rate is 150 mL ÷ 20 min × 60 = 450 mL/hour.
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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