25.A patient is admitted with a deep vein thrombosis in his or her left calf. The physician orders Heparin, 7,500 units subcutaneously every 12 hours. The medication vial reads Heparin, 10,000 units/mL. How many milliliters does the nurse administer? A)0.5 mLB)0.75 mLC)1 mLD)1.25 mLAns:A
Feedback:Using the information supplied by the problem: 10,000 units/1 mL = 7,500/X. Cross-multiplying yields X = 0.75 mL for each dose. 26.A patient with an acute myocardial infarction is admitted to the coronary care unit. The physician has ordered heparin 25,000 units in 250 mL normal saline to infuse at a rate of 600 units/h. The nurse sets the infusion pump to deliver how many milliliters in an hour?
27.The physician has ordered 30 mg of Demerol IM for relief of a severe migraine headache.The package insert reads meperidine hydrochloride (Demerol) 50 mg/mL. How many milliliters would the nurse administer? 28.A patient is experiencing pain, so the physician orders codeine ½ grain every 4 hours. How many milligrams of codeine would the nurse administer?
29.A 79-year-old female patient presents at the clinic complaining of constipation for 1 week. The nurse practitioner prescribes Milk of Magnesia 2 teaspoons by mouth as needed for relief of constipation. How many milliliter will the nurse administer? A)30 mLB)7.5 mL
C)10 mLD)15 mLAns:CFeedback:Use the ratio and proportion method to convert from household system to metric system. 5 mL/1 tsp = X mL/2 tsp. Cross-multiplying yields 10 mL = 2 tsp.
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- Fall '19