Nokea
A client with a gram-positive bacterial skin Infection is receiving daptomycin 500 mg IV every 24 hours. The pharmacy delivers a secondary Infusion of 0.9% Sodium Chloride with daptomycin 500 mg/100 ml to be infused in 30 minutes. How many mL/hour should the nurse program the infusion pump? (Enter the numerical value only.)
Correct Answer: 200
Rationale: Infusion rate = 100 mL / 0.5 hours = 200 mL/hour.
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The nurse is initiating a prescription for Dextrose 2.5% in 0.45% Sodium Chloride (Ds 0.5% NS) at 45 mL/hour for a child with dehydration. The nurse attaches a volume control administration set with a micro-drip chamber to the bag of solution. How many micro-drops/minute should the nurse regulate the infusion? (Enter the numerical value only. If rounding is required, round to the nearest whole number.)
Correct Answer: 45
Rationale: Micro-drip factor = 60 drops/mL. Flow rate = (45 × 60) / 60 = 45 micro-drops/min.
A client scheduled for coronary artery bypass surgery is to receive an intravenous infusion of 1 gram cefazolin in 50 mL 0.9% Sodium Chloride, USP over 30 minutes. The nurse should program the infusion pump to deliver how many mL/hour? (Enter numeric value only, as a whole number.)
Correct Answer: 100
Rationale: Infusion rate = Volume / Time. Volume is 50 mL, time is 30 minutes = 0.5 hours. So, 50 / 0.5 = 100 mL/hour.
The nurse is preparing to administer methylprednisolone 40 mg IV. The medication vial is labeled '125 mg per 2 mL.' How many mL of medication should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest hundredth.)
Correct Answer: 0.64
Rationale: Concentration: 125 mg / 2 mL = 62.5 mg/mL. Volume = 40 / 62.5 = 0.64 mL.
The healthcare provider prescribes ceftazidime 30 mg/kg/day for an infant weighing 3,500 grams. What dose should the nurse administer daily to this infant? (Enter numeric value only.)
Correct Answer: 105
Rationale: Weight: 3500 g = 3.5 kg. Dose: 30 mg/kg/day × 3.5 = 105 mg/day.
The nurse plans to administer a bolus dose of IV Heparin based on the client's weight. The prescribed bolus dose is 100 units/kg. The client weighs 198 pounds. How many units of Heparin should the nurse administer? (Enter numeric value only.)
Correct Answer: 9000
Rationale: Weight: 198 pounds / 2.2 = 90 kg. Dose: 100 units/kg × 90 = 9000 units.