ATI LPN
ATI LPN Pharmacology Exam Questions
Extract:
Question 1 of 5
Which product is the antidote for digitalis toxicity?
Correct Answer: D
Rationale: Digoxin immune fab binds digoxin to reverse toxicity.
Question 2 of 5
A nurse is assisting in preparing an in-service program about preventing medication errors when transcribing a prescription. The nurse is using a dosage example of two tenths of a milligram. Which of the following transcription examples should the nurse use?
Correct Answer: A
Rationale: 0.2 mg uses a leading zero, avoiding errors per ISMP guidelines.
Question 3 of 5
Which one is not a step of pharmacokinetics?
Correct Answer: D
Rationale: Synthesis is drug creation, not a pharmacokinetic process like absorption, distribution, or metabolism.
Question 4 of 5
A continuous heparin infusion is to begin at 15 units/kg/hr for a client weighing 82 kg. Available: 25,000 units of heparin in 250 mL D5W. Calculate the mL/hr. (the pump is capable of delivering in tenths of an mL).
Correct Answer: A
Rationale:
Total dose = 15 units/kg/hr × 82 kg = 1230 units/hr. Concentration = 25,000 units / 250 mL = 100 units/mL. Infusion rate = 1230 / 100 = 12.3 mL/hr.
Question 5 of 5
Which drug group inhibits the formation of clots?
Correct Answer: D
Rationale: Anticoagulants prevent clot formation.