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A patient requires 1,000 mL of IV fluid to be infused over 10 hours with a drop factor of 20 gtt/mL. What is the flow rate in drops per minute?
- A. 33 gtt/min
- B. 50 gtt/min
- C. 67 gtt/min
- D. 100 gtt/min
Correct Answer: A
Rationale: Flow rate = (Volume Drop factor) ÷ Time in minutes = (1,000 mL 20 gtt/mL) ÷ (10 60) = 20,000 ÷ 600 = 33.33 gtt/min, rounded to 33 gtt/min.
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