Deck 22: Intravenous Calculations

Question 1

750 mL Ringer lactate at 80 mL/hr
a.Determine the infusion time: _____
b.The IV was started at 7:00 AM.When will the infusion be complete? _____

Answer 1

a.750 mL $\div$ 80 mL/hr = 9.38 hr
60 min $\times$ 0.38 hr = 22.8 = 23 min
Infusion time: 9 hr 23 min
b.4:23 PM; 1623

Question 2

250 mL 0.9% NS at 30 mL/hr
a.Determine the infusion time: _____
b.The IV was started at 7:00 PM.When will the infusion be complete? _____

Answer 2

a.250 mL $\div$ 30 mL/hr = 8.33 hr
60 min $\times$ 0.33 hr = 19.8 = 20 min
Infusion time: 8 hr 20 min
b.3:20 AM; 0320

Question 3

60 mL of IV fluid with medication infusing at 50 macrogtt/min.Drop factor is 10 gtt/mL
Calculate the infusion time: _____

Answer 3

10 gtt:1 mL = 50 gtt:x mL
x = 5 mL/min
60 mL ÷ 5 mL/min = 12 min
Infusion time: 12 min

Question 4

0.33% NS at 200 mL/hr
a.10 gtt/mL _____
b.15 gtt/mL _____
c.20 gtt/mL _____
d.60 gtt/mL _____

Question 5

D5 1/2 NS is infusing at 28 macrogtt/min.The drop factor is 10 gtt/mL.How much fluid volume will the client receive in 8 hours? _____

Question 6

500 mL of whole blood to infuse at 130 mL/hr
a.Determine the infusion time: _____
b.The transfusion was started at 2:40 PM.When will the transfusion be completed? _____

Question 7

Total parenteral nutrition (TPN)solution of 1,000 mL at 30 mL/hr
Determine the infusion time: _____

Question 8

3,000 mL D5W at 125 mL/hr
a.10 gtt/mL _____
b.15 gtt/mL _____
c.20 gtt/mL _____
d.60 gtt/mL _____

Question 9

Ringer lactate is infusing at 45 microgtt/min.The drop factor is 60 gtt/mL.How much fluid volume will the client receive in 5 hours? _____

Question 10

250 mL of packed cells in 4 hours
a.mL/hr _____
b.gtt/min (drop factor: 20 gtt/mL): _____

Question 11

An IV of 1,000 mL 0.9 % NS is infusing at 18 macrogtt/min.The drop factor is 15 gtt/mL.How long will it take for the IV to infuse? (Express time in hours and minutes.): _____

Question 12

500 mL D5W is infusing at a rate of 25 macrogtt/min.The drop factor is 10 gtt/mL.How long will it take for the IV to infuse? (Express time in hours and minutes.): _____

Question 13

500 mL of Intralipid in 6 hours: _____

Question 14

1,000 mL D5W infusing at 90 mL/hr
a.Determine the infusion time: _____
b.The IV was started at 2:00 AM.When will the infusion be complete? _____

Question 15

D5 1/3 NS 1,000 mL at 45 mL/hr
Determine the infusion time: _____

Question 16

Ampicillin 1.5 g in 100 mL 0.9 % NS over 45 minutes: _____

Question 17

100 mL D5 ½/2 NS at 40 mL/hr
a.Determine the infusion time: _____
b.The IV was started at noon.When will the infusion be complete? _____

Question 18

0.45% NS at 30 mL/hr
a.10 gtt/mL _____
b.15 gtt/mL _____
c.20 gtt/mL _____
d.60 gtt/mL _____

Question 19

150 mL D5W 1/2 NS at 40 mL/hr infusing at 20 macrogtt/min.Drop factor: 15 gtt/mL.Calculate the infusion time: _____

Question 20

2,500 mL RL in 12 hr
a.10 gtt/mL _____
b.15 gtt/mL _____
c.20 gtt/mL _____
d.60 gtt/mL _____

Question 21

10% calcium chloride (10 mL)over 5 minutes IV push
How many milliliters will be injected per minute? _____ mL

Question 22

Zosyn 2 g in 100 mL D5W over 40 minutes: _____

Question 23

100 units of Regular Humulin insulin in 250 mL 0.9% NS to infuse at 4 mL/hr.How many units per hour will be delivered? _____

Question 24

The type of administration set that delivers the smallest drops is called _______________.

Question 25

2,000 mL of 0.9 % NS was to infuse in 12 hours at 28 macrogtt/min
The drop factor is 10 gtt/mL.After 8 hours,there is 900 mL remaining.
a.Recalculated rate: _____
b.Percentage of change: _____
c.Course of action: _____

Question 26

Order: Cardizem 0.25 mg/kg IV bolus.Infuse over 2 minutes.Client weighs 50 kg.Available: Cardizem 25 mg (5 mg/mL)
a.How many milligrams should the client receive? _____ mg
b.How many milliliters will you give? _____ mL
c.How many milliliters will you infuse per minute? _____ mL/min

Question 27

Drop factor of 15 on the package of a continuous IV administration set indicates what? ______________________________

Question 28

Order: Regular Humulin insulin 10 units/hr IV
Available: 40 units of insulin in 100 mL 0.9% NS
What rate in mL/hr will infuse 10 units/hr? _____

Question 29

Order: Integrilin 180 mcg/kg IV bolus initially.Infuse over 2 minutes.Client weighs 154 lb.Available: 2 mg/mL
a.How many kilograms does client weigh? _____ kg
b.How many milligrams should the client receive? _____ mg
c.How many milliliters will you infuse per minute? _____ mL/min

Question 30

Order: Regular Humulin Insulin 8 units/hr IV
Available: 50 units of insulin in 150 mL 0.9% NS
What rate in mL/hr will infuse 8 units/hr? _____

Question 31

When an IV medication is injected directly into a vein,the procedure is referred to as ________________.

Question 32

40 units of Regular Humulin insulin in 100 mL 0.9% NS to infuse at 10 mL/hr.How many units per hour will be delivered? _____

Question 33

Clindamycin 600 mg in 100 mL D5W over 1 1/2 hours: _____

Question 34

500 mL of D5 0.45% NS was to infuse in 5 hours at 33 macrott/min.The drop factor is 20 gtt/mL.After 2 hours,you notice 250 mL remaining.
a.Recalculated rate: _____
b.Percentage of change: _____
c.Course of action: _____

Question 35

250 mL was to infuse in 8 hours at 31 microgtt/min.The drop factor is 60 gtt/mL.After 4 hours,you notice that 100 mL has infused.
a.Recalculated rate: _____
b.Percentage of change: _____
c.Course of action: _____

Question 36

The type of administration set that will be selected for an IVPB solution is _______________.

Question 37

Order: Digoxin 0.25 mg IV push.Infuse slowly over 5 minutes.Available: Digoxin 0.5 mg/2 mL
How many milliliters should be infused per minute? _____