A term newborn presents with jaundice and a total bilirubin level of 20 mg/dL. Which treatment is most appropriate?

Correct Answer: C

Rationale: Phototherapy is the first-line treatment for neonatal jaundice with high bilirubin levels, as it converts bilirubin into a water-soluble form for excretion. Exchange transfusion is reserved for severe cases with signs of kernicterus.

Correct Answer: B

Rationale: Magnesium sulfate administered antenatally is primarily used to reduce the risk of cerebral palsy in preterm infants, as it provides neuroprotective effects.

Correct Answer: D

Rationale: Cervical spine immobilization is crucial in cases of suspected spinal cord injury to prevent further neurological damage.

Correct Answer: C

Rationale: The Look-Listen-Feel method is used to assess if a patient is breathing by observing chest movement, listening for breath sounds, and feeling for airflow.

Correct Answer: D

Rationale: Mixed cellularity Hodgkin lymphoma is the most common subtype in children and is associated with Epstein-Barr virus. It presents with widespread lymphadenopathy and systemic symptoms. Nodular sclerosis is more common in adolescents and young adults.