ATI RN
ATI Custom Pharmacology Exam 2 Questions
Extract:
Question 1 of 5
A nurse is preparing to administer cephalexin oral suspension to an older adult client who has difficulty swallowing pills. Which of the following actions should the nurse take?
Correct Answer: C
Rationale: Cephalexin, a cephalosporin, may cause cross-reactivity in penicillin-allergic patients. Checking for a penicillin allergy is essential to prevent adverse reactions.
Question 2 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 3 of 5
A nurse is caring for a client who has developed gout. Which of the following medications should the nurse prepare to administer?
Correct Answer: D
Rationale: Allopurinol reduces uric acid production by inhibiting xanthine oxidase, making it effective for treating gout by preventing uric acid crystal buildup in joints.
Question 4 of 5
A nurse is teaching a client who has a new prescription for amoxicillin-clavulanate to treat pharyngitis. Which of the following statements by the client indicates an understanding of the teaching?
Correct Answer: B
Rationale: Itching may indicate an allergic reaction to amoxicillin-clavulanate. Stopping the medication and contacting the provider shows understanding of this risk.
Question 5 of 5
A nurse is preparing to admit a client to the PACU who received a competitive neuromuscular blocking agent. Which of the following items should the nurse place at the client's bedside?
Correct Answer: C
Rationale: Neuromuscular blockers can cause respiratory depression, necessitating suction equipment to clear secretions and maintain airway patency in the PACU.