*NURSING > A Level Question Paper > ATI Fundamentals.pdf (All)
A health care provider's prescription reads potassium chloride 20 mEq in 1000 mL normal saline and infuse at 100 mL/hr. The nurse assisting in caring for the client determines that the client will r... eceive how many milliequivalents (mEq) of potassium every hour? Fill in the blank. Rationale: Use the ratio and proportion formula to solve this problem, and then solve for x. 20 mEq: 1000 mL :: x mg: 100 mL Multiply means and extremes then divide to solve for x. 1000x = 2000x = 2 mEq Penicillin V 250 mg orally every 8 hours, is prescribed for a child with a respiratory infection. The child's weight is 45 pounds. The safe pediatric dosage is 25 to 50 mg/kg/day. Which statement accurately describes the prescribed dosage for this child? Rationale: Convert pounds to kilograms by dividing by 2.2 and then determine the dosage frequency.Pounds to kilograms:45 lb ÷ 2.2 lb/kg = 20.45 kgDosage parameters:25 mg/kg/day × 20.45 kg = 511.25 mg/day50 mg/kg/day × 20.45 kg = 1022.5 mg/dayDosage frequency:250 mg × 3 doses (every 8 hours) = 750 mg/dayThe dosage is within the safe dosage range. [Show More]
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