The nurse notices that a 10-month-old infant being seen in the clinic is wearing expensive clothing.

Correct Answer: D

Rationale: It is important to discuss with the parents the importance of appropriate clothing for infants to ensure comfort, safety, and practicality, regardless of the cost.

Correct Answer: A

Rationale: First-generation antihistamines cross the blood-brain barrier and commonly cause sedation.

Correct Answer: B

Rationale: Intubation is indicated in neonates when there is inadequate oxygenation despite supplemental oxygen, as it may be necessary to provide more effective ventilation and support for gas exchange.

Correct Answer: D

Rationale: Attention-deficit/hyperactivity disorder (ADHD) is frequently comorbid with autism, affecting attention and impulse control.

Correct Answer: D

Rationale: Thelarche typically occurs between ages 8-13, marking the start of female puberty.