Correct Answer: B

Rationale: Rapid heart rate is a characteristic symptom of severe anxiety due to the body's fight-or-flight response being activated. This physiological response leads to an increased heart rate to prepare the body to deal with perceived threats. Healthcare professionals should be vigilant in monitoring and managing this symptom in clients experiencing severe anxiety.

Correct Answer: A

Rationale: The correct answer is A. Clients should avoid alcohol while taking diazepam (Valium) as it can potentiate the effects of the medication, leading to excessive sedation and other adverse effects. Mixing alcohol with diazepam can also increase the risk of overdose and other serious complications. Therefore, it is crucial for the client to refrain from consuming alcohol while on this medication to ensure their safety and optimize the therapeutic benefits of diazepam for managing anxiety.

Correct Answer: C

Rationale: When assessing a client with moderate anxiety, the nurse should anticipate signs such as fidgeting, laughing inappropriately, and nail biting. These behaviors are common manifestations of increased stress levels. Palpitations, on the other hand, are more commonly associated with severe anxiety or panic attacks. Other symptoms of severe anxiety may include restlessness, difficulty concentrating, muscle tension, and sleep disturbances.

Correct Answer: C

Rationale: Common side effects of SSRIs include nausea, insomnia, weight gain, and sexual dysfunction. Weight loss is not a common side effect associated with SSRIs; instead, weight gain is more frequently observed. Therefore, the correct answer is C.

Correct Answer: C

Rationale: Interventions for a client with anorexia nervosa should focus on monitoring daily caloric intake and weight, establishing a structured eating plan, providing liquid supplements as prescribed, and offering rewards for weight gain. Encouraging exercise is not recommended as it can worsen the condition by increasing energy expenditure and potentially reinforcing unhealthy behaviors associated with anorexia nervosa.