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4 Intravenous Medication Calculations Online Quiz Questions

Use this free practice quiz with 20 questions to review 4 Intravenous Medication Calculations, test your knowledge, and prepare for your next test or exam.

20 questions
01
True or false
1 point

A microdrip set is labeled 60 gtt/mL60\ \text{gtt/mL}. At a pump rate of 92 mL/hr92\ \text{mL/hr}, the numerical gravity rate is 92 gtt/min92\ \text{gtt/min}.

  1. A

    True

  2. B

    False

02
Choose one
1 point

An infusion pump is set to deliver 840 mL840\ \text{mL} over 5.6 hours5.6\ \text{hours}. What pump rate is required?

  1. A

    120 mL/hr120\ \text{mL/hr}

  2. B

    140 mL/hr140\ \text{mL/hr}

  3. C

    150 mL/hr150\ \text{mL/hr}

  4. D

    160 mL/hr160\ \text{mL/hr}

03
Choose all
1 point

Which statements are correct when calculating a gravity flow rate in gtt/min? Select all correct choices.

  1. A

    Use the drop factor printed on the tubing.

  2. B

    Convert infusion time in hours to minutes before calculating a rate in gtt/min.

  3. C

    Round the final gravity rate to a whole drop per minute.

  4. D

    Assume all tubing has a drop factor of 15 gtt/mL15\ \text{gtt/mL}.

04
Fill in the blank
1 point

To convert a dose rate from mcg/min to mg/hr, first divide by , then multiply by .

05
Choose one
1 point

Infuse 450 mL450\ \text{mL} over 3 hours3\ \text{hours} using tubing labeled 12 gtt/mL12\ \text{gtt/mL}. What gravity rate is required, rounded to the nearest whole drop per minute?

  1. A

    25 gtt/min25\ \text{gtt/min}

  2. B

    30 gtt/min30\ \text{gtt/min}

  3. C

    36 gtt/min36\ \text{gtt/min}

  4. D

    45 gtt/min45\ \text{gtt/min}

06
Written response
1 point

A pump must infuse 360 mL360\ \text{mL} over 150 minutes150\ \text{minutes}. What pump rate is required? Enter the numerical value in mL/hr.

07
True or false
1 point

If the tubing package is unavailable, it is acceptable to assume a standard drop factor for calculating a gravity rate.

  1. A

    True

  2. B

    False

08
Choose all
1 point

An order is for 4 mcg/kg/min4\ \text{mcg/kg/min} for a 5050-kg patient. The solution concentration is 2 mg/mL2\ \text{mg/mL}. Which statements correctly describe the calculation? Select all correct choices.

  1. A

    The dose is 200 mcg/min200\ \text{mcg/min}.

  2. B

    The dose is 0.2 mg/min0.2\ \text{mg/min}.

  3. C

    The dose is 12 mg/hr12\ \text{mg/hr}.

  4. D

    The dose is 0.2 mg/hr0.2\ \text{mg/hr}.

  5. E

    The pump rate is 6 mL/hr6\ \text{mL/hr}.

09
Fill in the blank
1 point

An infusion of 180 mL180\ \text{mL} runs over 2 hours2\ \text{hours} through tubing labeled 20 gtt/mL20\ \text{gtt/mL}. The rate, rounded to the nearest whole drop per minute, is gtt/min.

10
Written response
1 point

An infusion is ordered at 8 mcg/kg/min8\ \text{mcg/kg/min} for a 7575-kg patient. The bag contains 600 mg600\ \text{mg} in 300 mL300\ \text{mL}. What pump rate is required? Enter the numerical value in mL/hr.

11
Choose one
1 point

An infusion is ordered at 30 mg/hr30\ \text{mg/hr}. The prepared solution contains 150 mg150\ \text{mg} in 300 mL300\ \text{mL}. What pump rate is required?

  1. A

    30 mL/hr30\ \text{mL/hr}

  2. B

    45 mL/hr45\ \text{mL/hr}

  3. C

    60 mL/hr60\ \text{mL/hr}

  4. D

    75 mL/hr75\ \text{mL/hr}

12
Choose one
1 point

Which approach best reflects the safety checks described for IV therapy before setting an infusion?

  1. A

    Set the pump using the most common drop factor, without checking the tubing.

  2. B

    Verify the order, patient, solution concentration, tubing drop factor, and pump settings, and follow local policy.

  3. C

    Use the calculated rate without checking the solution concentration if the volume is correct.

  4. D

    Check only the patient and the pump display.

13
True or false
1 point

Because IV therapy enters the bloodstream directly, correct calculation and monitoring are important.

  1. A

    True

  2. B

    False

14
Open ended
1 point

An infusion is ordered at 7 mcg/kg/min7\ \text{mcg/kg/min} for a 7272-kg patient. The solution contains 500 mg500\ \text{mg} in 250 mL250\ \text{mL}. Calculate the pump rate in mL/hr and show the dose, time, and concentration conversions.

15
Choose one
1 point

A 540 mL540\text{ mL} infusion is to run over 6 hours6\text{ hours}. What pump rate in mL/hr\text{mL/hr} should be used?

  1. A

    80 mL/hr80\text{ mL/hr}

  2. B

    90 mL/hr90\text{ mL/hr}

  3. C

    100 mL/hr100\text{ mL/hr}

  4. D

    3240 mL/hr3240\text{ mL/hr}

16
Choose one
1 point

A 240 mL240\text{ mL} infusion is ordered over 90 minutes90\text{ minutes}. What pump rate in mL/hr\text{mL/hr} is required?

  1. A

    2.67 mL/hr2.67\text{ mL/hr}

  2. B

    96 mL/hr96\text{ mL/hr}

  3. C

    160 mL/hr160\text{ mL/hr}

  4. D

    240 mL/hr240\text{ mL/hr}

17
Choose one
1 point

Infuse 250 mL250\text{ mL} over 80 minutes80\text{ minutes} using tubing labeled 15 gtt/mL15\text{ gtt/mL}. What gravity flow rate is needed? Round to the nearest whole gtt/min\text{gtt/min}.

  1. A

    47 gtt/min47\text{ gtt/min}

  2. B

    46 gtt/min46\text{ gtt/min}

  3. C

    52 gtt/min52\text{ gtt/min}

  4. D

    53 gtt/min53\text{ gtt/min}

18
Choose one
1 point

A pump is set to 72 mL/hr72\text{ mL/hr}. If gravity tubing has a microdrip drop factor of 60 gtt/mL60\text{ gtt/mL}, what is the numerically equivalent gravity rate in gtt/min\text{gtt/min}?

  1. A

    42 gtt/min42\text{ gtt/min}

  2. B

    72 gtt/min72\text{ gtt/min}

  3. C

    120 gtt/min120\text{ gtt/min}

  4. D

    4320 gtt/min4320\text{ gtt/min}

19
Written response
1 point

A medication is infusing at 0.25 mg/min0.25\text{ mg/min}. What is the equivalent dose rate in mg/hr\text{mg/hr}? Enter the numeric value only.

20
Written response
1 point

A bag contains 450 mg450\text{ mg} of medication in a total volume of 300 mL300\text{ mL}. What is the solution concentration in mg/mL\text{mg/mL}? Enter the numeric value only.