ATI RN
ATI N303 Pharmacology Exam Questions
Extract:
Question 1 of 5
A nurse is reviewing laboratory results of a client who has atrial fibrillation and is taking warfarin. For which of the following results should the nurse notify the provider?
Correct Answer: B
Rationale: A PT of 45 seconds indicates excessive anticoagulation, increasing bleeding risk, and requires provider notification for possible dose adjustment.
Question 2 of 5
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 12.5 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.)
Correct Answer: A
Rationale:
To calculate: 25 mg ÷ (12.5 mg/5 mL) = 10 mL, ensuring the correct dose of diphenhydramine is administered.
Question 3 of 5
A nurse is assessing an older adult client who is receiving digoxin. The nurse should recognize that which of the following findings is a manifestation of digoxin toxicity?
Correct Answer: C
Rationale: Anorexia is a common early sign of digoxin toxicity, often accompanied by nausea and vomiting, requiring prompt evaluation.
Question 4 of 5
A home health nurse is assessing an older adult client who reports falling a couple of times over the past week. Which of the following findings should the nurse suspect is contributing to the client's falls?
Correct Answer: B
Rationale: Alprazolam, a benzodiazepine, causes sedation and dizziness, increasing fall risk, especially in older adults.
Question 5 of 5
A nurse is preparing to administer an ophthalmic medication to a client. Which of the following actions should the nurse plan take?
Correct Answer: A
Rationale: Applying pressure to the nasolacrimal duct minimizes systemic absorption, enhancing the medication's local effect and reducing potential side effects.