NUR 2349 Dosage Calculations - Final Exam V3(Qns & Ans) - Rasmussen 2025.

NUR 2349 Dosage Calculations

Final Exam Review V3

(Questions & Solutions)

2025




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,Multiple Choice Questions (MCQ)
A patient requires 250 mg of a medication that is available as 125 mg/5
mL. How many milliliters should be administered?
a) 5 mL
b) 7.5 mL
c) 10 mL
d) 15 mL
ANS: c) 10 mL
Rationale:
Dose required (250 mg) ÷ concentration per mL (125 mg/5 mL = 25
mg/mL) = 250 ÷ 25 = 10 mL.

A physician orders 0.5 mg of Digoxin daily. The medication label reads
0.125 mg/tablet. How many tablets should be given?
a) 2 tablets
b) 4 tablets
c) 3 tablets
d) 1 tablet
ANS: a) 4 tablets
Rationale:
0.5 mg ÷ 0.125 mg/tablet = 4 tablets.

A 70 kg adult is prescribed Amikacin at 15 mg/kg/day divided into 3
doses. How many mg per dose will the patient receive?
a) 350 mg
b) 300 mg
c) 450 mg
d) 700 mg
ANS: b) 350 mg
Rationale:
Total daily dose = 70 kg × 15 mg/kg = 1050 mg/day; divided by 3 doses =
350 mg per dose.
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, The order reads: 1500 units of Heparin IV every 8 hours. Vial
concentration is 10,000 units/mL. How many mL per dose should be
administered?
a) 0.15 mL
b) 0.75 mL
c) 1.5 mL
d) 0.5 mL
ANS: a) 0.15 mL
Rationale:
1500 units ÷ 10,000 units/mL = 0.15 mL.

A medication comes in 500 mg tablets. The order is 750 mg. How many
tablets should be administered?
a) 1 tablet
b) 1.5 tablets
c) 2 tablets
d) 2.5 tablets
ANS: b) 1.5 tablets
Rationale:
750 mg ÷ 500 mg/tablet = 1.5 tablets.

Fill-in-the-Blank Questions
A patient weighing 60 kg is to receive 10 mg/kg of medication daily. The
total daily dose is __________ mg.
ANS: 600 mg
Rationale:
60 kg × 10 mg/kg = 600 mg.

An order specifies 1.2 g of a drug. The medication label states the
concentration as 400 mg per tablet. Number of tablets to administer is
____________.
ANS: 3 tablets
Rationale:
1.2 g = 1200 mg; 1200 mg ÷ 400 mg/tablet = 3 tablets.
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