Correct Answer: A

Rationale: The review of systems is a critical part of a health history, helping to identify any symptoms or conditions that need further evaluation.

Correct Answer: D

Rationale: Oral sucrose and nonnutritive sucking are effective nonpharmacologic interventions for reducing procedural pain in neonates.

Correct Answer: B

Rationale: The correct answer is B. Understanding time concepts like 'half past' can be challenging for a 7-year-old, indicating the level of language development. Choice A is incorrect as fascination with bathroom language is common in this age group but not necessarily indicative of language development. Choice C is incorrect as a 7-year-old typically cannot carry on an adult conversation due to cognitive and experiential limitations. Choice D is incorrect as by the age of 7, children should be able to speak in full sentences.

Correct Answer: C

Rationale: The correct technique involves placing the thermometer tip in the center of the axilla to ensure an accurate reading, with the arm held close to the body.

Correct Answer: C

Rationale: A BMI-for-age at the 85th percentile indicates a child is at risk for being overweight, according to the National Center for Health Statistics criteria.