Correct Answer: D

Rationale: When caring for patients from diverse cultural backgrounds, it is essential to respect and consider their cultural norms and practices while providing healthcare. Understanding and incorporating cultural beliefs and values can enhance the quality of care and improve patient outcomes.

Correct Answer: B

Rationale: If a sterile field becomes wet or damp during a procedure, it is considered contaminated as moisture can allow organisms to wick from the surface and compromise the sterility of the field. It is essential to maintain the integrity of the sterile field to prevent infections and ensure patient safety.

Correct Answer: D

Rationale: Central venous pressure (CVP) monitoring is the most effective method to assess fluid status and the cardiovascular system in a client with severe burns. Severe burns can lead to significant fluid shifts and hemodynamic changes, making central venous pressure monitoring crucial for guiding fluid resuscitation and managing cardiovascular stability in these patients.

Correct Answer: C

Rationale: Instructing the client to avoid using deodorant on the skin near the radiation site (C) is crucial to prevent skin irritation and potential adverse reactions during external radiation therapy. Sunscreen (A), heating pad (B), and dietary changes (D) are less pertinent in this situation.

Correct Answer: A

Rationale: To calculate the mL to administer, divide the ordered dose (3 mg) by the concentration (4 mg/mL). 3 mg · 4 mg/mL = 0.75 mL. Rounding to the nearest tenth, the correct dose to administer is 0.8 mL.