Correct Answer: A

Rationale: When a client with chronic kidney disease is prescribed sevelamer carbonate, the nurse should monitor for hypercalcemia as a potential side effect. Sevelamer carbonate can bind to dietary calcium and impair its absorption, potentially leading to elevated calcium levels in the blood. Monitoring calcium levels is crucial to detect and manage hypercalcemia promptly.

Correct Answer: B

Rationale: The correct technique for using an inhaler for allergic rhinitis involves holding one nostril closed while spraying the other nostril to ensure proper delivery of the medication. This technique helps direct the medication into the nasal passages for optimal effectiveness.

Correct Answer: A

Rationale: The correct instruction the practical nurse should provide to the client regarding phenytoin is to take the medication at the same time every day. This consistency helps maintain a steady level of the medication in the bloodstream, which is crucial for effectively managing seizures. It is important for clients to adhere to their prescribed dosing schedule to optimize the therapeutic benefits of phenytoin.

Correct Answer: D

Rationale: The correct answer is to administer liraglutide once a day. Liraglutide is typically prescribed to be taken once daily, as directed by the healthcare provider. This dosing schedule helps maintain consistent levels of the medication in the body to effectively manage blood sugar levels in clients with diabetes mellitus type 2. It is important for the nurse to emphasize the importance of adherence to the prescribed dosing regimen to achieve optimal therapeutic outcomes.

Correct Answer: A

Rationale: When a client is prescribed carvedilol, the nurse should monitor for bradycardia, a potential side effect of this medication. Carvedilol is a beta-blocker that can slow down the heart rate, so monitoring for signs of bradycardia is essential to prevent any adverse effects on the client's cardiovascular system.