Correct Answer: A

Rationale: The correct answer is A: The nurse is demonstrating the concept of efficiency by following established procedures to complete tasks effectively. Efficiency in healthcare involves optimizing processes and resources to achieve the best outcomes.
Choice B is incorrect as task orientation refers to focusing on task completion without considering broader aspects like patient care.
Choice C is incorrect as patient-centered care emphasizes individual patient needs and preferences rather than operational efficiency.
Choice D is incorrect as transformational leadership involves inspiring and motivating others, not specifically related to task efficiency.

Correct Answer: C

Rationale: Discussing patient information in public areas where others may overhear is considered a breach of patient confidentiality because it compromises the privacy and confidentiality of the patient's health information.

Choices A and D are not breaches of confidentiality as discussing patient information with other healthcare providers in a private setting or in a private, secure setting with those involved in the patient's care is appropriate.
Choice B is also incorrect as sharing patient information with family members without the patient's consent could potentially be a breach of privacy but is not the best answer in this context.

Correct Answer: C

Rationale: The correct answer is to take levothyroxine on an empty stomach in the morning. This instruction is essential to enhance absorption and efficacy of the medication. Taking levothyroxine with meals, at bedtime, or with a glass of milk can interfere with its absorption and effectiveness, leading to suboptimal treatment outcomes.

Correct Answer: C

Rationale: The correct answer is C: "
To help the insulin absorb better." Rotating injection sites is important as it helps to ensure better insulin absorption and reduces the risk of developing lipodystrophy. Option A is incorrect as rotating sites primarily aims to optimize insulin absorption, not prevent scar tissue. Option B is inaccurate because rotating injection sites does not necessarily make the injections less painful. Option D is incorrect as the primary reason for rotating injection sites is not related to the aesthetics of the skin but rather to enhance insulin absorption and prevent complications.

Correct Answer: C

Rationale: Clients with hyperthyroidism should take their medication consistently and not skip doses, even if they feel well.