Correct Answer: B

Rationale: Teaching grounding techniques is an effective intervention for managing flashbacks in patients with PTSD. Grounding techniques help individuals focus on the present moment, which can reduce the intensity of flashbacks and promote a sense of safety and stability.

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: D

Rationale: During a depressive episode in bipolar disorder, it is essential to encourage patients to express their feelings and concerns. This intervention helps them feel heard, supported, and can aid in managing their emotions effectively.

Correct Answer: A

Rationale: The priority nursing intervention for a patient experiencing a panic attack is to encourage them to focus on deep breathing exercises. This intervention helps the patient manage the physiological symptoms of a panic attack by promoting relaxation and reducing hyperventilation, which are common during such episodes. Deep breathing exercises can help regulate breathing patterns and alleviate feelings of anxiety and panic.

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.