Correct Answer: C

Rationale: Step 1: Comfort care is focused on providing relief from suffering and improving quality of life. Step 2: Patient-centered care emphasizes the individual's preferences and values. Step 3: Patient autonomy is a fundamental principle in healthcare decision-making. Step 4: Patients have the right to determine what constitutes comfort care for themselves. Step 5: Therefore, statement C is correct as it aligns with the patient's autonomy and individualized care approach. Summary: - Choice A is incorrect because legal distinctions between withholding and withdrawing treatment may vary. - Choice B is incorrect as it focuses on evaluating procedures rather than the patient's preferences. - Choice D is incorrect as withdrawing life-sustaining treatments is not universally considered euthanasia.

Correct Answer: A

Rationale: Step 1: Bringing in the patient's i-Pod with favorite music can provide personalized, soothing sounds, reducing stress and anxiety for the patient. Step 2: Familiar music can create a calming environment, distracting the patient from external noise. Step 3: Listening to music may improve patient comfort and overall experience in the critical care unit. Summary: Option A is correct as it directly addresses noise reduction by providing a personalized, calming environment for the patient. Options B, C, and D do not specifically target noise reduction but focus on other aspects of care or facility improvement.

Correct Answer: C

Rationale: The correct answer is C: Zero reference the system daily. Zero referencing ensures accuracy and calibration of pressure monitoring system by setting the baseline pressure to zero. This is crucial to prevent inaccuracies in measurements. Choice A is important but doesn't directly address the accuracy of the monitoring system. Choice B may help in preventing errors but doesn't address the accuracy of pressure measurement. Choice D is important for alerting the nurse but doesn't directly relate to the accuracy of hemodynamic monitoring.

Correct Answer: A

Rationale: The correct answer is A because instructing the family on where the patient can be touched and what to say helps empower them to interact appropriately with the patient. This action promotes the family's involvement in the patient's care, encourages communication, and fosters a supportive environment. Choice B is incorrect as engaging in social conversation may not address the family's hesitance to approach the patient directly. Choice C is incorrect because waiting for visiting hours to provide information may delay necessary support for the family. Choice D is incorrect as leaving the family without guidance may perpetuate their discomfort and hinder their ability to provide emotional support to the patient.

Correct Answer: C

Rationale: The correct answer is C because guided imagery involves using the patient's imagination to focus on pleasant sensory experiences. This helps distract the patient from the current situation and reduces anxiety. By remembering tactile sensations of a pleasant experience, the patient can create a calming mental image. Choice A is incorrect because guided imagery does not require an external focus point like a picture. Choice B is incorrect because the technique does not involve staring at a focus point but rather focusing on mental images. Choice D is incorrect because while relaxation is beneficial, guided imagery specifically focuses on visualization of positive experiences to reduce anxiety.