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Ati pharmacology exam_
Total Questions : 28
Showing 10 questions, Sign in for moreA nurse is preparing to administer cefazolin IVPB over 20 min.
Available is cefazolin 1 g in 100 mL of dextrose 5% in water (D5W). The drop factor of the manual IV tubing is 15 gtt/mL. The nurse should set the IV infusion to deliver how many gtt/min? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is (100 mL ÷ 20 min) × 15 gtt/mL.
Step 2 is 5 mL/min × 15 gtt/mL.
Step 3 is 75 gtt/min. The answer is 75 gtt/min.
A nurse is providing discharge teaching to the parent of a child who is prescribed diphenhydramine 25 mg elixir every 4 hr as needed.
The amount available is diphenhydramine elixir 125 mg/5 mL. How many mL should the nurse administer per dose? (Round the answer to the nearest tenth.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is 25 mg ÷ (125 mg ÷ 5 mL).
Step 2 is 25 mg ÷ 25 mg/mL.
Step 3 is 1 mL. The answer is 1 mL.
A nurse is preparing to administer dextrose 5% in water (D5W) 150 mL IV to infuse over 3 hr. The drop factor of the IV tubing is 10 gtt/mL. The nurse should set the manual IV infusion to deliver how many gtt/min? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is (150 mL ÷ 180 min) × 10 gtt/mL.
Step 2 is 0.83 mL/min × 10 gtt/mL.
Step 3 is 8.3 gtt/min. The answer is 8 gtt/min.
A nurse is preparing to administer 3000 units of drug
X. Available is drug X, 5000 units/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth.
Use a leading zero if it applies.
Do not use a trailing zero.) .
Explanation
Step 1 is 3000 units ÷ (5000 units/mL).
Step 2 is 0.6 mL. Answer: 0.6 mL.
A nurse is preparing to administer amoxicillin 2 gm/day PO divided into two doses.
The amount available is amoxicillin 500 mg tablets.
How many tablets should the nurse administer with each dose? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is 2 gm × 1000 mg/gm.
Step 2 is 2000 mg.
Step 3 is 2000 mg ÷ 2.
Step 4 is 1000 mg.
Step 5 is 1000 mg ÷ 500 mg/tablet.
Step 6 is 2 tablets. Answer: 2 tablets.
A nurse is administering RBC 350 mL over 3 hr to a client who has anemia.
The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is 350 mL ÷ 3 hr.
Step 2 is 116.67 mL/hr.
Step 3 is Round to the nearest whole number, which is 117 mL/hr. Answer: 117 mL/hr.
A nurse is preparing to administer hydrocortisone sodium succinate 250 mg via IV bolus every 6 hr. Available is hydrocortisone sodium succinate 1000 mg/8 mL. How many mL should the nurse administer? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is 250 mg ÷ (1000 mg/8 mL).
Step 2 is 250 mg ÷ 125 mg/mL.
Step 3 is 2 mL. Answer: 2 mL.
A nurse is preparing to administer 0.45% sodium chloride solution 1000 mL IV to infuse over 8 hr. The nurse should set the IV pump to deliver how many mL/hr? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.)
Explanation
Step 1 is 1000 mL ÷ 8 hr.
Step 2 is 125 mL/hr. Answer: 125 mL/hr.
A provider prescribes dextrose 5% in water (D5W) IV to infuse at 100 mL/hr. The drop factor on the IV tubing is 60 gtt/mL. The nurse should set the IV flow rate to deliver how many gtt/min? (Round the answer to the nearest whole number.) . . .
Explanation
Step 1 is 100 mL/hr × 60 min/hr.
Step 2 is 6000 mL/hr ÷ 60 gtt/mL.
Step 3 is 100 gtt/min. Answer: 100 gtt/min. .
A nurse is preparing to infuse 1 liter of 0.99% sodium chloride IV over 8 hr with a tubing set that delivers 15 gtt/mL. The nurse should set the manual IV infusion to deliver how many drops/min? (Round the answer to the nearest whole number.
Use a leading zero if it applies.
Do not use a trailing zero.) .
Explanation
Step 1 is (1000 mL ÷ 480 min) × 15 gtt/mL.
Step 2 is (1000 ÷ 480) × 15.
Step 3 is 2.08 × 15.
Step 4 is 31.25. Answer: 31 drops/min.
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