Correct Answer: A

Rationale: Inquiring about the amount of sleep a woman gets each night is crucial in understanding how her circadian rhythms may be affecting her quality of life. Circadian rhythms play a significant role in regulating sleep-wake cycles, and disruptions in these rhythms can impact overall well-being and quality of life.

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: 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.

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: It is common for major depressive disorder to be triggered by significant life events, such as the sudden loss of a loved one. Therefore, Nadia's statement that 'Depression often begins after a major loss' is correct. Bereavement and major depressive disorder are related but distinct conditions, and while mourning can be intense, it is generally considered a normal response to loss. Antidepressant medications can be beneficial in treating depression, including cases triggered by a significant loss.