Correct Answer: B

Rationale: In the management of status epilepticus, which is a life-threatening condition of prolonged seizures, rapid intervention is crucial. Diazepam is the drug of choice for treating status epilepticus due to its fast onset of action and effectiveness in stopping seizures. It acts by enhancing the inhibitory neurotransmitter GABA to suppress seizure activity quickly. Phenytoin, although used for long-term seizure control, has a slower onset of action and is not the first-line medication for managing status epilepticus.

Correct Answer: B

Rationale: Buspirone may take several weeks to take effect, so clients should continue taking it as prescribed and not expect immediate relief.

Correct Answer: A

Rationale: The correct answer is A: Weight gain. Olanzapine is known to cause weight gain as a common side effect. This weight gain can increase the risk of metabolic issues such as diabetes and dyslipidemia. Monitoring the client's weight regularly is essential to detect and address any weight changes promptly.

Correct Answer: B

Rationale: Amlodipine, a calcium channel blocker, commonly causes peripheral edema as an adverse effect. This is due to its vasodilation effects on blood vessels, leading to fluid accumulation in the extremities. Monitoring for peripheral edema is crucial to assess the client's response to amlodipine and ensure timely intervention if needed.

Correct Answer: A

Rationale: The correct answer is A: Weight gain. Valproate is known to cause weight gain as a common adverse effect. It is important for the nurse to monitor the client's weight regularly while on this medication to detect and address any changes that may occur.