Correct Answer: A

Rationale: The correct answer is A: Bone pain. The nurse should instruct the client to monitor for bone pain since it is a common adverse effect of filgrastim. This occurs due to increased bone marrow activity stimulated by the medication.

Correct Answer: B

Rationale: The nurse should monitor the client's serum lithium levels to ensure they are within the therapeutic range and to assess for potential toxicity. Monitoring serum lithium levels is crucial because lithium has a narrow therapeutic range, and levels outside this range can lead to toxicity, which can be life-threatening. Therefore, regular monitoring is essential to prevent adverse effects and ensure the medication's effectiveness.

Correct Answer: A

Rationale: Seizures are a potential adverse reaction following the administration of local anesthetics like Lidocaine. This adverse effect is important to monitor as it can be life-threatening and requires immediate intervention. It is crucial for the nurse to be vigilant in recognizing any signs of seizure activity to ensure the client's safety and well-being.

Correct Answer: A

Rationale: Etanercept can cause bone marrow suppression, so it is important to monitor blood counts regularly.

Correct Answer: D

Rationale: The nurse should educate the client that Buspirone has a low risk for physical or psychological dependence or tolerance. This information is crucial for the client to understand the medication's safety profile and potential risks associated with long-term use.