Name: __________________
Instructor: _______________
Directions: Compute answers to the following questions the aid of a calculator. Include
your calculations on your answer sheet to help identify areas of difficulty. You
may round off your answers to two decimal places. Your answers must
include both the number and the label (unit). You have 1 hour to complete
the test.
1.
Your patient is to receive 125 mL of I.V. fluids per hour. The drop factor is 15 gtts/mL.
How many drops should she receive per minute?
2.
An IV is infusing at a rate of 40 gtts/min. What amount of fluid (mL) will be given in 1
hour if the drop factor is 10 gtts/mL?
The physician ordered Lasix 120 mg IV push stat. The drug book states IV injection
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not to exceed 20 mg/min. No dilution is required.
3.
How many minutes will it take to inject Lasix 120 mg?
4.
How many mL’s will you give per 15 seconds?
5.
There are 120 mL. left in your patient's I.V. bag. The I.V. is infusing at the rate of 30
drops per minute. The drop factor is 10 drops/ mL. In how many minutes will the bag
be empty?
Copyright 2011 Keith Rischer/www.KeithRN.com
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6.
The physician has ordered Piperacillin 3 Gm in 100 mL D5W IV mini bag q 8 H. The
instructions state to infuse over 30 min. The drop factor is 10 gtts/mL. Calculate the
drip rate.
7.
The physician has ordered a bolus of 500 mL of NS IV in 2 hours. The patient has an
infusion pump. Calculate the infusion rate.
8.
An I.V. is regulated at 21 gtts/minute. What amount of fluid will be given in 1 hour if the
drop factor is 10 gtts/mL?
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9. You patient has an order for coumadin (warfarin sodium) 4mg IV push. You have
available 5 mg diluted in 2 mL of sterile water. Drug literature states to give 4mg IV
slow push over 2 min.
How much should you prepare?
How much can you infuse safely over 15 sec?
10. A patient’s order for IV fluid states that 1 L of D5½ NS with 20 mEq KCL is to be
infused.
Write out the name of the solution and the solution strength (%) of each solute (D and
NS)____________________________________
Calculate the solution concentration of each solute in the solution.
Dextrose_____________________________________________
Sodium chloride_____________________________________________
Potassium chloride_____________________________________________
Copyright 2011 Keith Rischer/www.KeithRN.com
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11.
The order is for 1000 mL of D5NS with 20 mEq KCL to run over 6 hours. What is the
hourly rate for this IV?
12.
Your patient is to receive 1200 mL of fluid I.V. over 10 hours. The drop factor is 15
gtts/ mL. How many drops per minute will he receive?
13.
At 1300, 100 mL of solution remain in the patient’s I.V. bag. The I.V. is infusing at the
rate of 25 gtts/minute; the drop factor is 10 gtts/mL. At what time will the bag be
empty?
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14.
The physician ordered Morphine 5 mg IV push for pain. Your drug book states to dilute
2-10 mg in in 5 mL D5W or NS and inject over 5 min.
What is the total volume you will give?_______________________
How many mL’s will you give in 15 seconds? __________________
Copyright 2011 Keith Rischer/www.KeithRN.com
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15.
The physician has ordered 1000 mL D5W IV to infuse in 8 hours. The drop factor is
15 gtt/ml. You are regulating the IV manually.
Calculate the flow rate.____________________________________
After 6 hours, 200 mL of IV fluid remains. The IV is ahead of schedule.
Recalculate the new IV rate to finish the infusion on time
____________________________________________
Calculate the % of change in the flow rate______________________
According to the acceptable adjusted flow rate criteria, is this new rate
allowable?
Yes/No_____________________
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