The pharmacy delivers an IV infusion of sodium chloride 100 mL with regular insulin 50 units for a client in diabetic ketoacidosis. The prescription rate is 10 units/hour. How many mL/hour should the nurse program the infusion pump? (Enter numeric value only.)
The Correct Answer is ["20"]
First, we need to find out how many mL of the solution contains 10 units of insulin, which is the prescribed rate per hour.
Given:
The solution contains 50 units of insulin in 100 mL.
The prescription rate is 10 units/hour.
We can set up the proportion as follows:
10 units/ x mL = 50 units/100 mL
Solving for x gives us the volume in mL that contains 10 units of insulin.
Cross-multiplying and solving for x:
X = 10 units×100 mL/50 units
After performing the calculation, we find that x equals 20 mL.
So, the nurse should program the infusion pump to deliver 20 mL/hr. This is because 20 mL of the solution contains the prescribed 10 units of insulin.
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Related Questions
Correct Answer is ["111"]
Explanation
Here's how to calculate the rate for the infusion pump:
Total volume to infuse: 1 liter (given)
Infusion time: 9 hours (given)
We need to find the volume delivered per hour (mL/hour) considering the total volume and infusion time.
Volume conversion: Since the volume is given in liters, convert it to mL:
1 liter * 1000 mL/liter = 1000 mL
Infusion rate (mL/hour):
Infusion rate (mL/hour) = Total volume (mL) / Infusion time (hours)
Infusion rate (mL/hour) = 1000 mL / 9 hours
Infusion rate (mL/hour) = 111.11 mL/hour (round to nearest tenth)
Therefore, the nurse should program the infusion pump to deliver approximately 111 mL/hour.
Correct Answer is ["83"]
Explanation
The nurse should set the infusion pump to deliver the entire 2 liters (2000 mL) over the course of 24 hours.
Therefore, the IV pump should be set to deliver:
Rate(mL/hr) = Totalvolume(mL) / Time(hr) = 2000mL / 24hr
After performing the calculation, we find that the rate equals 83.33 mL/hr.
So, the nurse should set the infusion pump to deliver 83 mL/hr (rounded to the nearest whole number).
This is because 83 mL of the solution contains the prescribed dose of penicillin G every hour.
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