Med Math: Drips Question #4

Question

A solution of 30,000 units of heparin in 500 mL D5W is infusing at 30 mL/hr. How many units of heparin are being delivered each hour?

Answers

  1. 3,000 units/hr
    • Rationale:
  2. 1250 units/hr
    • Rationale:
  3. 1800 units/hr
    • Rationale:
  4. 500 units/ hr
    • Rationale:

Overview

Explanation

Correct response = total units/vol = units per hr/ mL
30,000 units/500 mL = x units/30 mL per hr = 900,000/500 = 1800 units/hr

Learning Outcomes

Test Taking Tip

Video Rationale