The physician gives orders to infuse 1 L of lactated Ringer's solution in 15 hours. Calculate the flow rate in milliliters per hour..

\(Flow rate=(Total volume (mL))/(Time (hours))\) Given: Volume = 1 L = 1000 mL Time = 15 hours \(Flow rate=1000/15=66.7 mL/hour\) Answer: 66.7 mL/hour