Difficult grains to milliliter dosage prob
Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!
gr
grain, about 60 mg
Morphine sulfate, 2.5 mg intravenous piggyback in 10 mL of normal saline, is prescribed. The medication label reads "1/15 gr per mL." The nurse should add how many milliliters of morphine sulfate to the 10 mL of normal saline solution? 1. 0.6 2. 0.8 3. 1.3 4. 1.6
1
Rationale:
Convert grains to milligrams: 1/15 gr × 60 mg = 4 mg Then use the formula to calculate the correct dose:
Formula:
Desired --------- × Volume = mL/dose Available 2.5 mg ------ × 1 mL = 0.625 mL 4 mg = .06 mL (rounded)
