Correct Answer: A

Rationale: Low-grade fever, malaise, and muscle aches are common reactions. Acetaminophen usually alleviates these problems. MMR is a live vaccine but it is attenuated or completely avirulent and does not cause measles in healthy children, only immunocompromised children.

Correct Answer: D

Rationale: The provider should report the leakage of cerebrospinal fluid to the healthcare provider as it may indicate shunt malfunction or infection, requiring immediate attention to prevent complications.

Correct Answer: B

Rationale: Turning and repositioning the infant every 4 hours is essential to prevent pressure sores and ensure uniform exposure to phototherapy. This practice helps prevent skin breakdown and ensures the effectiveness of the phototherapy in treating hyperbilirubinemia.

Correct Answer: A

Rationale: When a child's respirations are slow and shallow due to opioid administration, it results in hypoventilation. This leads to retaining carbon dioxide, indicated by an increased PCO2 level on arterial blood gas analysis, and subsequently causes respiratory acidosis due to the buildup of CO2 in the blood.

Correct Answer: A

Rationale: Low-grade fever, malaise, and muscle aches are common reactions. Acetaminophen usually alleviates these problems. MMR is a live vaccine but it is attenuated or completely avirulent and does not cause measles in healthy children, only immunocompromised children.