A patient is to receive 1500 mL of 0.9% sodium chloride intravenously at a rate of 125 mL/hr. The nurse is using microdrip gravity drip tubing. What is the minute flow rate (drops per minute)?
a. 12 gtt/min
b. 24 gtt/min
c. 125 gtt/min
d. 150 gtt/min
ANS: C
Microdrip tubing delivers 60 gtt/mL. Calculation for a rate of 125 mL/hr using microdrip tubing: (125 mL/1 hr)(60 gtt/1 mL)(1 hr/60 min) = 125 gtt/min.
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