Pharmacology > QUESTIONS & ANSWERS > PHARM HOMEWORK Dosage Calculation Practice Exam and Correct Answers (All)

PHARM HOMEWORK Dosage Calculation Practice Exam and Correct Answers

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PHARM HOMEWORK Dosage Calculation Practice Exam and Correct Answers 1. Questions 1. 1.ID: 14033339516 Amoxicillin 500 mg PO every 8 hours is prescribed for a client with an infection. The drug is available in a suspension of 125 mg/5ml. How many ml should the nurse administer with each dose? ▪ 20 Correct ▪ 4 ▪ 100 500 : X :: 125 : 5 125X = 2,500 X = 20 ml Awarded 1.0 points out of 1.0 possible points. 2. 2.ID: 14033339256 Oxytocin (Pitocin) 4 milliunits/min is prescribed for a client with an ineffective contraction pattern. To administer the prescribed dosage, the nurse adds 20 units of oxytocin to 1,000 ml of Ringer's Lactate. The infusion pump should be set to deliver how many ml/hour? (Enter numeric value only.) Incorrect Correct Responses ▪ 12 4 milliunits/min x 1 unit/1000 milliunits x 1000 ml/20 units x 60 min/hr = 240,000/20,000 = 12 ml/hr Awarded 0.0 points out of 1.0 possible points. 2. 3.ID: 14033339220 The healthcare provider prescribes the adjustment of the IV hourly rate based on the nasogastric tube (NGT) output q4h for a client who had abdominal surgery yesterday. From 1200 to 1600, the NGT output was 240 ml, and the IV of D5W 0.45% NS was infused at a rate of 100 ml/hour. At 1600 the nurse should regulate the IV to deliver how many ml/hour to replace this fluid loss? (Enter numeric value only.) Incorrect Correct Responses ▪ 160 To calculate the hourly rate of IV fluid replacement based on the last 4 hours of NGT output, the nurse should calculate an average hourly output by dividing 240 ml by 4 hours = 60 ml NGT output q1h. The nurse should then add the 60 ml loss per hour to the present infusion rate of 100 ml/hr, totaling an infusion rate of 160 ml/hour for the next 4 hours. Awarded 0.0 points out of 1.0 possible points. 3. 4.ID: 14033339288 A client with a Trichomonas vaginalis infection receives a prescription for metronidazole (Flagyl) 1 gram. The medication is available in 500 mg tablets. How many tablets should the nurse administer? (Enter numeric value only.) Incorrect Correct Responses ▪ 2 1 gram = 1000 mg 1 tablet :: 500 mg = X tablets :: 1000 mg X = 1000/500 = 2 tablets Awarded 0.0 points out of 1.0 possible points. 4. 5.ID: 14033339584 A client is receiving an IV solution of 2 grams of medication diluted in 100 ml of normal saline over a one hour time period. How many mg of medication is the client receiving per minute? (Enter numeric value only. If rounding is required, round to the nearest whole number.) Incorrect Correct Responses

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