ATI RN
ATI Custom Pharmacology Exam 2 Questions
Extract:
Question 1 of 5
A nurse is teaching a client who has multiple sclerosis and a new prescription for dantrolene. Which of the following statements by the client indicates an understanding of the teaching?
Correct Answer: D
Rationale: Dantrolene causes photosensitivity, increasing sunburn risk. Applying sunscreen indicates the client understands this adverse effect and how to manage it.
Question 2 of 5
Which assessment Is most important for the nurse to obtain when a patient is being treated with a neuromuscular-blocking agent?
Correct Answer: A
Rationale: Neuromuscular-blocking agents paralyze respiratory muscles, making airway patency critical. Assessing respiratory status ensures the patient can breathe effectively.
Question 3 of 5
What is the action of timolol maleate (Timoptic), a beta-adrenergic blocking agent?
Correct Answer: D
Rationale: Timolol reduces intraocular pressure in glaucoma by decreasing aqueous humor production in the ciliary body, its primary mechanism of action.
Question 4 of 5
A nurse is reviewing guidelines for prophylactic antibiotics. The nurse should Identify that prophylactic antibiotic therapy is not recommended for which of the following clients?
Correct Answer: A
Rationale: Prophylactic antibiotics are not indicated for fever of unknown origin, as it may not be bacterial. Antibiotics in other scenarios prevent infections due to high-risk procedures.
Question 5 of 5
A nurse is caring for a client who has a fungal infection and is given a new prescription for amphotericin B. Which of the following laboratory values should the nurse report to the provider before initiating the medication?
Correct Answer: D
Rationale: Elevated BUN (55 mg/dL) indicates impaired kidney function, and amphotericin B's nephrotoxicity risk necessitates reporting to avoid further renal damage.