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: The correct answer is A. Clients should not stop taking sertraline abruptly once they feel better without consulting their healthcare provider. It is important to complete the full course of treatment as prescribed to prevent a relapse of symptoms. Stopping the medication suddenly can lead to withdrawal symptoms and may worsen the condition.

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: 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: C

Rationale: Insulin glargine is a long-acting insulin that provides a consistent level of insulin over 24 hours. Administering it at bedtime helps mimic the body's natural insulin secretion pattern and provides optimal blood glucose control during the night and throughout the day.