Correct Answer: A

Rationale: The correct answer is to reinforce dietary teaching with a client who has heart disease. This task falls within the LPN's scope of practice as they can provide education and support related to nutrition. Obtaining a urine specimen (Choice B) is typically performed by nursing assistants. Providing postmortem care (Choice C) is a sensitive task usually performed by registered nurses. Accompanying a client to physical therapy (Choice D) is often done by nursing assistants or other supportive staff.

Correct Answer: B

Rationale: The best explanation for the continued nursing shortages in some states despite an overall projected surplus by 2030 is workforce availability. This factor directly impacts the number of nurses available in certain regions. Choice A about healthcare legislation affecting nursing salaries does not directly address the availability of nurses. Choice C is incorrect as the aging of the baby boomers would typically imply an older nursing workforce instead of a younger one. Choice D regarding population declines does not necessarily relate to the availability of nurses in specific states.

Correct Answer: B

Rationale: Improved patient outcomes are a key benefit of interprofessional collaboration in healthcare. Collaboration among healthcare professionals leads to better coordination of care, reduced medical errors, and improved overall patient satisfaction. The other choices are incorrect because interprofessional collaboration aims to decrease professional isolation, enhance communication among team members, and streamline treatment processes to reduce time spent on patient care.

Correct Answer: C

Rationale: The 42-year-old client who is 50 pounds overweight is at the highest risk for developing diabetes. Excess weight is a significant risk factor for diabetes as it can lead to insulin resistance and metabolic abnormalities. Choices A, B, and D are also risk factors for diabetes, but being overweight has a stronger association with the development of the condition compared to lack of exercise, excessive alcohol consumption, or smoking.

Correct Answer: D

Rationale: The correct answer is processed oat cereals. Processed oat cereals are often high in sodium content, which should be avoided in cases of hypernatremia. Peas, cauliflower, and low-fat yogurt are generally low in sodium and are not typically contraindicated in hypernatremia. Therefore, choices A, B, and C are incorrect.