Correct Answer: C

Rationale: The effectiveness of metaproterenol, a bronchodilator, is assessed by a decrease in wheezing upon auscultation. Wheezing indicates airway constriction, and a reduction in wheezing signifies improved airflow and bronchodilation due to the medication's action.

Correct Answer: A

Rationale: Nitroglycerin sublingual tablets are sensitive to heat and moisture, so they should be stored in a cool, dry place to maintain their efficacy. Choice B is incorrect because nitroglycerin tablets should be taken as directed by the healthcare provider. Choice C is incorrect because sublingual tablets should be placed under the tongue to dissolve, not swallowed. Choice D is incorrect because sublingual tablets should not be chewed; they are meant to be absorbed through the tissues under the tongue.

Correct Answer: A

Rationale: Corrected Question: When a client with a history of deep vein thrombosis is prescribed fondaparinux, the nurse should monitor for the potential adverse effect of an increased risk of bleeding. Fondaparinux is an anticoagulant that works by preventing blood clots, which can lead to an increased risk of bleeding. Therefore, the nurse should closely monitor the client for signs of bleeding, such as unexplained bruising, bleeding gums, or blood in the urine or stool.

Correct Answer: A

Rationale: When a client with chronic kidney disease is prescribed ferric citrate, the nurse should monitor for constipation as a potential side effect. Ferric citrate can lead to constipation due to its effects on the gastrointestinal system, causing a decrease in bowel movements. It is essential for the nurse to assess and manage constipation promptly to prevent complications and ensure the client's comfort and well-being. Monitoring bowel movements, providing adequate hydration, and recommending dietary interventions can help alleviate constipation in clients taking ferric citrate.

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.