ATI CRITICAL CARE DOSAGE CALCULATIONS
EXAM QUESTIONS AND ANSWERS
A nurse is preparing to administer phenytoin 300mg PO daily. Available is phenytoin
suspension 125 mg/ 5mL. How many mL should the nurse administer? - Answer-12 mL
A nurse is preparing to administer dextrose 5% in water 1,000 mL IV to infuse over 3 hr.
The drop factor of the manual IV tubing is 10gtt/mL. The nurse should set the manual IV
infusion to deliver how many gtt/min? (Round the answer to the nearest whole number)
- Answer-56 gtt/min
A nurse is preparing to reconstitute Vancomycin. Which of the following actions should
the nurse take? (Review the label to determine the answer).
A) Inject 50mL of diluent into the vial.
B) Store in the refrigerator after reconstitution.
C) Once reconstituted, no further dilution is needed.
D) Reconstitute with 5% dextrose in water. - Answer-B) Store in the refrigerator after
reconstitution.
A nurse is preparing to administer dopamine 5mcg/kg/min by continuous IV infusion to a
toddler who weighs 12kg. Available is dopamine 400mg in dextrose 5% in water 250mL.
The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to
the nearest tenth). - Answer-2.3 mL/hr
A nurse is preparing to administer ceftazidime 40mg/kg IV bolus to an adolescent who
weighs 121 lb. Available is ceftazidime injection 1g/50 mL. How many mL should the
nurse administer? (Round to the nearest whole number) - Answer-110 mL
A nurse is preparing to administer dextrose 5% in water 150mL IV to infuse over 45 min.
The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to
the nearest whole number) - Answer-200 mL/hr
A nurse is preparing to administer heparin 15 units/kg/hr by continuous IV infusion to a
client who weighs 86kg. Available is 25,000 units of heparin in 0.9% sodium chloride
500mL. The nurse should set the IV pump to deliver how many mL/hr? (round to the
nearest tenth). - Answer-25.8 mL/hr
A nurse is preparing to administer 0.9% sodium chloride 50mL IV to infuse over 30 min.
The nurse should set the IV pump to deliver how many mL/hr? (round the number to the
nearest whole number). - Answer-100 mL/hr
A nurse is preparing to administer cefotaxime 1,000 mg IM every 8 hr. Available is
cefotaxime injection 0.33 g/mL. How many mL should the nurse administer per dose?
(round the answer to the nearest - Answer-3 mL/hr
EXAM QUESTIONS AND ANSWERS
A nurse is preparing to administer phenytoin 300mg PO daily. Available is phenytoin
suspension 125 mg/ 5mL. How many mL should the nurse administer? - Answer-12 mL
A nurse is preparing to administer dextrose 5% in water 1,000 mL IV to infuse over 3 hr.
The drop factor of the manual IV tubing is 10gtt/mL. The nurse should set the manual IV
infusion to deliver how many gtt/min? (Round the answer to the nearest whole number)
- Answer-56 gtt/min
A nurse is preparing to reconstitute Vancomycin. Which of the following actions should
the nurse take? (Review the label to determine the answer).
A) Inject 50mL of diluent into the vial.
B) Store in the refrigerator after reconstitution.
C) Once reconstituted, no further dilution is needed.
D) Reconstitute with 5% dextrose in water. - Answer-B) Store in the refrigerator after
reconstitution.
A nurse is preparing to administer dopamine 5mcg/kg/min by continuous IV infusion to a
toddler who weighs 12kg. Available is dopamine 400mg in dextrose 5% in water 250mL.
The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to
the nearest tenth). - Answer-2.3 mL/hr
A nurse is preparing to administer ceftazidime 40mg/kg IV bolus to an adolescent who
weighs 121 lb. Available is ceftazidime injection 1g/50 mL. How many mL should the
nurse administer? (Round to the nearest whole number) - Answer-110 mL
A nurse is preparing to administer dextrose 5% in water 150mL IV to infuse over 45 min.
The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to
the nearest whole number) - Answer-200 mL/hr
A nurse is preparing to administer heparin 15 units/kg/hr by continuous IV infusion to a
client who weighs 86kg. Available is 25,000 units of heparin in 0.9% sodium chloride
500mL. The nurse should set the IV pump to deliver how many mL/hr? (round to the
nearest tenth). - Answer-25.8 mL/hr
A nurse is preparing to administer 0.9% sodium chloride 50mL IV to infuse over 30 min.
The nurse should set the IV pump to deliver how many mL/hr? (round the number to the
nearest whole number). - Answer-100 mL/hr
A nurse is preparing to administer cefotaxime 1,000 mg IM every 8 hr. Available is
cefotaxime injection 0.33 g/mL. How many mL should the nurse administer per dose?
(round the answer to the nearest - Answer-3 mL/hr
