Correct Answer: B

Rationale: Monitoring the patient's weight weekly is crucial in the care of individuals with anorexia nervosa as it allows healthcare providers to track changes in weight, which is a key indicator of nutritional status. Regular weight monitoring helps in identifying any significant weight loss or gain, enabling prompt intervention and adjustment of the treatment plan to address the patient's nutritional needs effectively.

Correct Answer: D

Rationale: Negative self-talk is a common cognitive symptom of major depressive disorder. It involves a pattern of negative thoughts and beliefs about oneself, which can significantly impact a patient's self-esteem and overall outlook on life. Hallucinations and delusions are more commonly associated with other mental health conditions like schizophrenia, while lack of appetite is typically considered a physical symptom of depression rather than a cognitive one.

Correct Answer: B

Rationale: Regular monitoring of blood levels is crucial for patients taking risperidone to ensure the medication is at therapeutic levels and to prevent potential toxicity. This monitoring helps healthcare providers adjust the dosage as needed to optimize treatment outcomes and minimize adverse effects.

Correct Answer: A

Rationale: The correct answer is A because buspirone is not meant to be taken on an as-needed basis. It should be taken consistently to achieve optimal effectiveness in managing generalized anxiety disorder. Taking it as needed may lead to inadequate symptom control and reduced therapeutic benefits.

Correct Answer: B

Rationale: Monitoring the patient's weight daily is the most appropriate intervention for a patient with anorexia nervosa being treated in an inpatient facility. This approach helps healthcare providers track the patient's progress, assess nutritional status, and promptly identify any concerning changes or trends that may require intervention.