Correct Answer: A

Rationale: Cognitive processing therapy is a specialized form of cognitive-behavioral therapy that has been shown to be highly effective in treating posttraumatic stress disorder (PTSD). This therapy focuses on helping individuals process and make sense of their traumatic experiences, leading to symptom reduction and improved coping mechanisms. Psychoanalysis, medication management, and group therapy can be beneficial in some cases, but cognitive processing therapy is specifically tailored for addressing the symptoms and underlying causes of PTSD. Psychoanalysis may not be as effective for PTSD due to its focus on unconscious conflicts rather than trauma processing. Medication management can be useful as an adjunct to therapy but does not address the core issues of PTSD. Group therapy can provide support but may not offer the individualized approach that cognitive processing therapy provides.

Correct Answer: D

Rationale: The most appropriate nursing intervention when a patient with schizophrenia is experiencing auditory hallucinations is to ask the patient to describe the content of the hallucinations. This intervention helps assess the risk associated with the hallucinations and provides valuable insight into the patient's condition, aiding in developing an effective care plan. Encouraging the patient to ignore the voices (Choice A) may not address the underlying issues or risks associated with the hallucinations. Providing a structured and safe environment (Choice B) is important but does not directly address the hallucinations. Engaging the patient in a debate about the reality of the voices (Choice C) may worsen the situation by invalidating the patient's experiences.

Correct Answer: A

Rationale: Weight gain is a common side effect of olanzapine, an atypical antipsychotic. Olanzapine is known to cause metabolic changes that can lead to weight gain. Monitoring weight regularly is essential to detect and manage this side effect to prevent associated health risks such as diabetes and cardiovascular issues. Hypotension (choice B) is not a common side effect of olanzapine. Olanzapine is more likely to cause orthostatic hypotension, which is a sudden drop in blood pressure when changing positions. Hair loss (choice C) and hyperthyroidism (choice D) are not typically associated with olanzapine use.

Correct Answer: B

Rationale: Engaging the patient in a reality-based activity is the most appropriate intervention for a patient with schizophrenia experiencing hallucinations. This intervention can help distract the patient from the hallucinations and reorient them to the present, promoting a connection with reality and potentially reducing distress associated with the hallucinations. Choice A, encouraging the patient to ignore the voices, may not be effective as it can be challenging for the patient to dismiss the hallucinations. Choice C, providing a quiet environment, is helpful but may not directly address the hallucinations. Choice D, asking the patient to describe the hallucinations in detail, may increase the patient's focus on the hallucinations, potentially worsening distress.

Correct Answer: C

Rationale: Methylphenidate is a central nervous system stimulant often prescribed to manage symptoms of ADHD. It works by increasing the activity of certain neurotransmitters in the brain, helping to improve focus, attention, and impulse control in individuals with ADHD. Haloperidol, Sertraline, and Clozapine are not typically used as first-line treatments for ADHD. Haloperidol is an antipsychotic used in conditions like schizophrenia, Sertraline is an antidepressant primarily for mood disorders, and Clozapine is an atypical antipsychotic for treatment-resistant schizophrenia.