Correct Answer: D

Rationale: Flaring of the nares is a classic sign of acute respiratory distress in infants. It indicates increased work of breathing and is a visible cue that the child is struggling to breathe. This finding should alert healthcare providers to the severity of the respiratory distress and the need for prompt intervention to support the child's breathing.

Correct Answer: C

Rationale: The primary goal of nursing care for a child diagnosed with rheumatic fever is to prevent cardiac damage. Rheumatic fever can lead to complications affecting the heart, making it crucial to monitor and prevent cardiac involvement to avoid long-term consequences. While addressing fever and joint pain are important aspects of care, preventing cardiac damage takes precedence in managing rheumatic fever.

Correct Answer: B

Rationale: Notifying the healthcare provider is crucial when an infant scheduled for intussusception reduction passes a soft-formed brown stool as it may indicate spontaneous reduction of the intussusception. The healthcare provider needs to be informed to assess if the procedure is still necessary or if further evaluation is required.

Correct Answer: B

Rationale: Notifying the healthcare provider is crucial in this situation because the passage of a brown stool may indicate the resolution of intussusception. It is important to keep the healthcare provider informed about any changes in the infant's condition to ensure appropriate care and management.

Correct Answer: D

Rationale: Lemonade is the correct choice for a teenager with sickle cell anemia as it provides hydration without caffeine, which is important for individuals with this condition. Caffeine can lead to dehydration, vasoconstriction, and potentially worsen symptoms in sickle cell anemia patients.