RN Nursing Care of Children Online Practice 2019 A

Correct Answer: D

Rationale: The correct answer is D: Rules. When discussing play in school-aged children, rules are essential as they help in structuring games and social interactions. Rules provide a framework for play, ensuring fairness and cooperation among children. Choice A, recreation, is too broad and doesn't specifically address the importance of rules in play. Choice B, ritualism, is unrelated to the concept of play in school-aged children. Choice C, physical activity, is important for overall health but doesn't capture the specific aspect of rules that are crucial in the play of school-aged children.

Correct Answer: C

Rationale: Withdrawing and discarding a sample equal to the amount of fluid in the device ensures that the blood drawn is not diluted by the IV fluids, providing accurate lab results.

Correct Answer: A

Rationale: A urine pH of 4.0 is abnormally low, indicating possible acidosis or other metabolic conditions. WBC count of 1-2 cells/ml, absence of protein, and a specific gravity of 1.020 are within normal limits.

Correct Answer: D

Rationale: Encouraging fluid intake can be fun and engaging through activities like having a tea party, using a crazy

Correct Answer: C

Rationale: Infants have immature kidneys that are less efficient at concentrating urine, making them more susceptible to fluid imbalances. Their higher surface area to volume ratio also contributes to greater insensible fluid losses.