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Free Practice Quiz Question List

4 IV Flow Rates and Infusion Calculations Online Quiz Questions

Use this free practice quiz with 20 questions to review 4 IV Flow Rates and Infusion Calculations, test your knowledge, and prepare for your next test or exam.

20 questions
01
True or false
1 point

True or false: A concentration of 1 mg/mL1\ \text{mg/mL} is equivalent to 1,000 mcg/mL1{,}000\ \text{mcg/mL}.

  1. A

    True

  2. B

    False

02
True or false
1 point

True or false: If a calculated gravity infusion rate is a fraction of a drop per minute, round the final rate to the nearest whole drop unless the problem or local policy specifies otherwise.

  1. A

    True

  2. B

    False

03
True or false
1 point

True or false: After setting a gravity infusion rate, the drip should be observed and reassessed because its actual flow can change.

  1. A

    True

  2. B

    False

04
Choose one
1 point

A pump must infuse 900 mL900\ \text{mL} over 6 hr6\ \text{hr}. What rate should be set?

  1. A

    120 mL/hr120\ \text{mL/hr}

  2. B

    150 mL/hr150\ \text{mL/hr}

  3. C

    5,400 mL/hr5{,}400\ \text{mL/hr}

  4. D

    900 mL/hr900\ \text{mL/hr}

05
Choose one
1 point

A 1,200 mL1{,}200\ \text{mL} bag runs at 160 mL/hr160\ \text{mL/hr}. How long will the infusion take?

  1. A

    6.5 hr6.5\ \text{hr}

  2. B

    8 hr8\ \text{hr}

  3. C

    7.5 hr7.5\ \text{hr}

  4. D

    192,000 hr192{,}000\ \text{hr}

06
Choose one
1 point

Infuse 600 mL600\ \text{mL} over 5 hr5\ \text{hr} using tubing calibrated at 20 gtt/mL20\ \text{gtt/mL}. What gravity rate should be set in gtt/min\text{gtt/min}?

  1. A

    20 gtt/min20\ \text{gtt/min}

  2. B

    30 gtt/min30\ \text{gtt/min}

  3. C

    40 gtt/min40\ \text{gtt/min}

  4. D

    200 gtt/min200\ \text{gtt/min}

07
Choose all
1 point

Before using an infusion calculation in practice, select all items that should be verified against applicable clinical procedures.

  1. A

    The medication order

  2. B

    The patient’s weight when the order is weight-based

  3. C

    The final solution concentration

  4. D

    The tubing label when calculating a gravity rate

  5. E

    The pump settings against applicable clinical procedures

  6. F

    The assumption that every tubing set has the same drop factor

08
Choose all
1 point

A gravity infusion is prescribed as 480 mL480\ \text{mL} over 4 hr4\ \text{hr}, and the tubing label states 15 gtt/mL15\ \text{gtt/mL}. Select all correct statements about the calculation.

  1. A

    The duration is 240 min240\ \text{min}.

  2. B

    The volume multiplied by the drop factor is 7,200 gtt7{,}200\ \text{gtt}.

  3. C

    The rate is 2 gtt/min2\ \text{gtt/min}, found by dividing volume by minutes without using the drop factor.

  4. D

    The calculated rate is 30 gtt/min30\ \text{gtt/min}.

  5. E

    The drop factor can be assumed to be 20 gtt/mL20\ \text{gtt/mL} without checking the tubing.

09
Written response
1 point

A pump must infuse 420 mL420\ \text{mL} over 70 min70\ \text{min}. What pump rate is needed? Enter the value in mL/hr.

10
Written response
1 point

An order is 6 mcg/kg/min6\ \text{mcg/kg/min} for a 55 kg55\ \text{kg} patient. The final solution contains 1.1 mg/mL1.1\ \text{mg/mL}. What pump rate is required? Enter the value in mL/hr.

11
Open ended
1 point

An order is 3 mcg/kg/min3\ \text{mcg/kg/min} for a 68 kg68\ \text{kg} patient. The final solution contains 240 mg240\ \text{mg} in 200 mL200\ \text{mL}. Calculate the pump rate in mL/hr and show the unit conversions and cancellations.

12
Choose one
1 point

A patient is prescribed 900 mL of fluid over 6 hours using an infusion pump. What pump rate should be set?

  1. A

    15 mL/hr

  2. B

    150 mL/hr

  3. C

    540 mL/hr

  4. D

    5,400 mL/hr

13
Choose one
1 point

A 960 mL infusion is running at 120 mL/hr. How long will it take to infuse the full volume?

  1. A

    6 hr

  2. B

    7 hr

  3. C

    8 hr

  4. D

    10 hr

14
Written response
1 point

A pump runs at 85 mL/hr for 3.5 hours. What volume is infused? Enter the volume in mL.

15
Written response
1 point

Infuse 600 mL over 5 hours using tubing calibrated at 10 gtt/mL. What gravity rate is required? Round the final answer to the nearest whole drop and enter the rate in gtt/min.

16
Choose one
1 point

A 825 mL infusion is to run over 5 hours through tubing calibrated at 15 gtt/mL. What gravity rate should be used, rounded to the nearest whole drop?

  1. A

    41 gtt/min

  2. B

    42 gtt/min

  3. C

    41.25 gtt/min

  4. D

    4 gtt/min

17
Choose one
1 point

A medication order is written in mcg/kg/min, but the final solution concentration is expressed in mg/mL. Before calculating the pump rate, which conversion makes the concentration's mass unit match the ordered dose?

  1. A

    Convert the prescribed dose from mcg to g.

  2. B

    Convert the concentration from mg/mL to mcg/mL.

  3. C

    Convert the patient's weight from kg to mL.

  4. D

    Convert the concentration from mL to minutes.

18
Choose one
1 point

A patient weighing 60 kg has an order for 3 mcg/kg/min. The final solution concentration is 900 mcg/mL. What pump rate is required in mL/hr?

  1. A

    0.2 mL/hr

  2. B

    3.6 mL/hr

  3. C

    12 mL/hr

  4. D

    180 mL/hr

19
Fill in the blank
1 point

A prescribed infusion duration is 45 minutes. Express this duration in hours: hr.

20
Fill in the blank
1 point

An infusion order is expressed in mcg/kg/min\mathrm{mcg}/\mathrm{kg}/\mathrm{min}. When the ordered dose is multiplied by the patient’s weight in kilograms, the weight units cancel the unit in the dose unit.