RN Nursing Care of Children Online Practice 2019 A

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: 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: Giardia lamblia is a protozoan parasite known to cause acute diarrhea, often through contaminated water or food. Shigella, Salmonella, and E. coli are bacterial pathogens that also cause diarrhea but are not parasites.

Correct Answer: A

Rationale: Tachycardia is an early sign of shock as the body tries to maintain cardiac output in the face of declining circulatory volume. Blood pressure often remains normal until late in the progression, at which point decompensated shock is occurring.

Correct Answer: D

Rationale: These behaviors are consistent with FTT and indicate social withdrawal, which is often observed in infants who are not thriving. A wide-eyed gaze and avoidance of eye contact can also indicate developmental delays or emotional disturbances.