Order: Heparin 40,000 units in 1000 mL 0.9% NS, infuse at 40 mL/h. Calculate the units per day and determine if the dose is within the normal daily range (20,000–40,000 units in 24 h)
1. 1600 units/d, which is lower than the normal daily range
2. 38,400 units/d, which is within the normal daily range
3. 38,400 units/d, which is not within the normal daily range
4. 1600 units/d, which is higher than the normal daily range
2
Global Rationale: 40,000 units/1000 mL × 40 mL/h × 24 h/d.
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