ATI
Dosage Calculation PN Adult Medical-Surgical Proctored Assessment
3.2 | Practice Questions, Answers & Detailed Rationales
This Resource Includes
➢ ATI Dosage Calculation PN-focused practice material
➢ Adult Medical-Surgical Nursing assessment preparation
➢ Proctored Assessment 3.2 review
➢ Practice questions and answers
, ATI Dosage Calculation PN Adult Medical-
Surgical Proctored Assessment 3.2 | Practice
Questions, Answers & Detailed Rationales
1.A nurse is preparing to administer dextrose 5% in water (D5W)
250 mL IV to infuse over 2 hr. The nurse should set the IV pump
to deliver how many mL/hr? (Round to the nearest whole
number.)
A. 100 mL/hr
B. 125 mL/hr
C. 150 mL/hr
D. 250 mL/hr
Correct Answer: B
Rationale: 250 mL ÷ 2 hr = 125 mL/hr.
2.A nurse is preparing to administer cefazolin 250 mg IM to a
client. Available is cefazolin powder 500 mg vial. The nurse
reconstitutes the powder by adding 2 mL of sterile water to yield
a final concentration of cefazolin 225 mg/mL. How many mL
should the nurse administer? (Round to the nearest tenth.)
, A. 0.9 mL
B. 1.0 mL
C. 1.1 mL
D. 1.2 mL
Correct Answer: C
Rationale: 250 mg ÷ 225 mg/mL = 1.11 mL, rounded to 1.1 mL.
3.A nurse is preparing to administer ribavirin 600 mg PO every 12
hr. Available is ribavirin 200 mg/tablet. How many tablets should
the nurse administer per dose? (Round to the nearest whole
number.)
A. 1 tablet
B. 2 tablets
C. 3 tablets
D. 4 tablets
Correct Answer: C
Rationale: 600 mg ÷ 200 mg/tablet = 3 tablets.
4.A nurse is preparing to administer furosemide 20 mg IM.
Available is furosemide injection 10 mg/mL. How many mL should
the nurse administer? (Round to the nearest whole number.)
Dosage Calculation PN Adult Medical-Surgical Proctored Assessment
3.2 | Practice Questions, Answers & Detailed Rationales
This Resource Includes
➢ ATI Dosage Calculation PN-focused practice material
➢ Adult Medical-Surgical Nursing assessment preparation
➢ Proctored Assessment 3.2 review
➢ Practice questions and answers
, ATI Dosage Calculation PN Adult Medical-
Surgical Proctored Assessment 3.2 | Practice
Questions, Answers & Detailed Rationales
1.A nurse is preparing to administer dextrose 5% in water (D5W)
250 mL IV to infuse over 2 hr. The nurse should set the IV pump
to deliver how many mL/hr? (Round to the nearest whole
number.)
A. 100 mL/hr
B. 125 mL/hr
C. 150 mL/hr
D. 250 mL/hr
Correct Answer: B
Rationale: 250 mL ÷ 2 hr = 125 mL/hr.
2.A nurse is preparing to administer cefazolin 250 mg IM to a
client. Available is cefazolin powder 500 mg vial. The nurse
reconstitutes the powder by adding 2 mL of sterile water to yield
a final concentration of cefazolin 225 mg/mL. How many mL
should the nurse administer? (Round to the nearest tenth.)
, A. 0.9 mL
B. 1.0 mL
C. 1.1 mL
D. 1.2 mL
Correct Answer: C
Rationale: 250 mg ÷ 225 mg/mL = 1.11 mL, rounded to 1.1 mL.
3.A nurse is preparing to administer ribavirin 600 mg PO every 12
hr. Available is ribavirin 200 mg/tablet. How many tablets should
the nurse administer per dose? (Round to the nearest whole
number.)
A. 1 tablet
B. 2 tablets
C. 3 tablets
D. 4 tablets
Correct Answer: C
Rationale: 600 mg ÷ 200 mg/tablet = 3 tablets.
4.A nurse is preparing to administer furosemide 20 mg IM.
Available is furosemide injection 10 mg/mL. How many mL should
the nurse administer? (Round to the nearest whole number.)
