Correct Answer: C

Rationale: In the maintenance therapy stage for bipolar disorder, a lower dosage of lithium is often prescribed to prevent toxicity and maintain stability while minimizing side effects. Lower doses are typically used once the patient has achieved mood stabilization to reduce the risk of adverse effects associated with long-term lithium use.

Correct Answer: B

Rationale: In a patient suspected of lithium toxicity, the presence of ataxia, severe hypotension, and a large volume of dilute urine are key assessment findings. Ataxia is a sign of central nervous system involvement, severe hypotension indicates cardiovascular effects, and a large volume of dilute urine suggests renal impairment, all of which are commonly seen in severe lithium toxicity. Options A, C, and D do not align with typical signs of lithium toxicity.

Correct Answer: D

Rationale: When an 8-year-old boy engages in playacting as a police officer that instills fear in other children, it can be indicative of a potential symptom of traumatization. This behavior may reflect the child's attempt to process or express experiences of trauma, leading to a manifestation of such distress in his play interactions with others.

Correct Answer: C

Rationale: In the maintenance therapy stage for bipolar disorder, a lower dosage of lithium is often prescribed to prevent toxicity and maintain stability while minimizing side effects. Lower doses are typically used once the patient has achieved mood stabilization to reduce the risk of adverse effects associated with long-term lithium use.

Correct Answer: A

Rationale: Effective nurse-patient communication is guided by the principle that patients value sincere and respectful interactions. A nurse's well-meaning approach that conveys acceptance, respect, and concern helps establish trust and rapport with patients, even if the nurse is apprehensive about making mistakes. It is essential for the nurse to focus on genuine intent and respect for the patient's situation rather than being consumed by the fear of saying something wrong.