62. How many drops per minute should an IV run to deliver 75 mL/hr (drop factor = 15 gtt/mL)?
Test-Taking Tip
Memorize the formula for IV rate calculation.
Content Area: Adult Health, Pharmacology; Integrated Process: Nursing Process, Implementation; Cognitive Level: Analysis; Client Need/Subneed: Physiological Integrity/Pharmacological and Parenteral Therapies/Dosage Calculation
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Answer 1 is incorrect because, using the formula, the hourly rate times the drop factor divided by 60 should equal 19. Answer 2 is correct because the formula to determine the correct rate is (75 × 15)/60 = 19 gtt/min. Answer 3 is incorrect because the solution, using the formula of hourly rate times the drop factor divided by 60, is 19. Answer 4 is incorrect because the calculation is 19, based on the formula of hourly rate times the drop factor divided by 60.
