L4 Final Practice Math Answers

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Jan 9, 2024

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Final Practice Math Answers MATH PRACTICE Final Answers Please use your heparin protocol in your syllabus to answer questions 1-10. Questions 1-3, you are beginning heparin therapy for your patient who weighs 242 lb. His baseline aPTT of 0800 this am is 29. You receive an order to begin the weight based heparin protocol. Please respond to the following questions. 1. How much heparin (in ml’s) will you administer as an IV bolus? Record your answer using 1 decimal place(s). 1.8 ml 2. At what rate will you start the patient’s heparin IV solution? Record your answer using 1 decimal place(s). 19.8 ml/hr 3. Your patient’s PTT of 1400 is 36. What will you do now (2 things)? Record your answer using 1 decimal place(s). 1) Give a 0.9 ml bolus IV push 2) Change IV rate to 22 ml/hr new IV rate 4. A 74 kg patient is currently on a Heparin drip at 45 ml/hr. The current labs is: aPTT 45. The new infusion rate will be __ 46.5 _______ ml/hour. Record your answer using 1 decimal place(s). 5. The physician orders the weight-based Heparin protocol for a newly admitted patient with a pulmonary embolism. The patient weighs 38 kg. The nurse will administer a Heparin bolus of __ 0.6 ____ ml. Record your answer using 1 decimal place(s). 1 | P a g e 1 / 6 / 2 0 2 4

Final Practice Math Answers 6. A 45 kg patient is currently on a Heparin drip at 8 ml/hr. The current labs are: PT 36, platelets 132,000, and aPTT 102 The new infusion rate will be _____ 6.7 ____ ml/hr. Record your answer using 1 decimal place(s). 7. The physician orders the weight-based Heparin protocol for a newly admitted 191 kg patient with an artificial valve. The initial calculated infusion rate will be __ 3438 ______units/hr. Record your answer using 0 decimal place(s). The initial infusion rate will be __ 34.4 ______ml/hr. Record your answer using 1 decimal place(s). 8. A 69 kg patient has been on a Heparin drip at 720 unit/hr. The current labs is: aPTT 31 The new infusion rate will be ___ 10 _____ ml/hr. Record your answer using 1 decimal place(s). 9. A wonderful patient that makes you laugh and sing every time you enter the room requires a heparin drip. She weighs 132 lbs. The nurse will administer a Heparin bolus of ____ 1 __ ml. Record your answer using 1 decimal place(s). 10. A few days later the same patient from question #9 still has the heparin drip running at a rate of 14.3 ml/hr. She receives the following labs back: aPTT 77, and platelets 103,000 The new infusion rate will be ___ 13.1 _____ ml/hr. Record your answer using 1 decimal place(s). 2 | P a g e 1 / 6 / 2 0 2 4

Final Practice Math Answers 11. A patient weighing 50 kg is to receive an Inocor continuous drip at 4 mcg/kg/min. The 250 ml bag sent up by pharmacy is labeled: Inocor 80 mg. How many ml/hr will you set the IV pump for? Record your answer using 1 decimal place(s). 37.5 ml/hr 12. A patient weighing 80 kg is to receive an Inocor continuous drip at 12 mcg/kg/min. The available 500 ml bag has a label which states Inocor 0.5 grams. How many ml/hr will you set the IV pump for? Record your answer using 1 decimal place(s). 57.6 ml/hr 13. Your patient weighs 114.4 pound and is to receive diltiazam in continuous drip at 0.2 mcg/kg/min. The diltiazam is in a 500 ml bag labeled diltiazam 25 mg. How many ml/hr will you set the pump? Record your answer using 1 decimal place(s). 12.5 ml/hr 14. Your patient has an Aminophylline drip at 22 ml/hr. The IV bag is labeled “Aminophylline 1 Grams in 400 ml D5W”. How much Aminophylline is your patient receiving in mcg/kg/min? The patient weighs 165 lbs. Record your answer using 1 decimal place(s). 12.2 mcg/kg/min 15. The doctor writes an order for esmolol 100 mcg/kg/min. Pharmacy sends a bag of labeled esmolol 1 gram in 100 mL D 5 0.45% NaCl. The patient weighs 200 lbs. How many ml/hr should you set the pump to? Record your answer using 1 decimal place(s). 54.5 ml/hr 16. A patient is to receive Dopamine 3 mcg/kg/min. The patient weighs 187 lbs and the drug concentration is 36 mg in 150 ml of 0.9% normal saline. What is the ml/hr? Record your answer using 1 decimal place(s). 63.8 ml/hr 3 | P a g e 1 / 6 / 2 0 2 4

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