Correct Answer: C

Rationale: The correct teaching point the nurse should include is to advise the adolescent client who participates in soccer to increase food intake. Physical activity increases glucose utilization, so adolescents with diabetes need to consume additional carbohydrates to prevent hypoglycemia during and after exercise. Choice A (Decreased food intake) is incorrect because the adolescent needs extra carbohydrates to support the increased physical activity. Choice B (Increased doses of insulin) is incorrect as the focus should be on adjusting food intake rather than insulin doses. Choice D (Decreased doses of insulin) is also incorrect as the insulin doses should be adjusted based on the increased food intake and physical activity level.

Correct Answer: A

Rationale: Renal ultrasonography provides imaging of the renal parenchyma and pelvis without the risks associated with radiation or radioactive isotopes, making it a safer option, especially for children.

Correct Answer: A

Rationale: Corrected Rationale: Beta Thalassemia is most common in individuals of Mediterranean descent, such as those from Italy, Greece, and the Middle East. This genetic disorder affects hemoglobin production and can lead to severe anemia. Choice A is the correct answer as individuals of Mediterranean descent are at the highest risk for Beta Thalassemia. Choices B, C, and D are incorrect as they do not belong to the population group most at risk for this genetic disorder.

Correct Answer: C

Rationale: Peritoneal dialysis is generally easier to learn and can be safely performed at home. Although dietary limitations still apply, this method offers greater flexibility in treatment scheduling compared to hemodialysis, which often requires multiple weekly visits to a dialysis center.

Correct Answer: C

Rationale: A low-phosphorus diet is important in managing chronic renal failure to prevent hyperphosphatemia and its associated complications, such as bone disease. Protein intake should be controlled but not necessarily low, and vitamin D supplementation is often required, not reduced.