What should responders do when encountering a pediatric patient in cardiac arrest?

When encountering a pediatric patient in cardiac arrest, the immediate priority is to begin CPR without delay. Pediatric patients have different physiological responses compared to adults, and early intervention is crucial in improving outcomes. Starting CPR immediately provides circulation to vital organs and can help in preserving brain function until advanced medical care is available.

Utilizing pediatric Basic Life Support (BLS) algorithms is essential because these protocols are specifically designed to address the unique anatomical and physiological factors present in children. The BLS algorithms will guide responders in performing high-quality chest compressions, ensuring proper ventilation rates, and providing effective rescue breaths, tailored for pediatric patients.

Other options, such as waiting for additional personnel or administering nasal oxygen first, would delay critical lifesaving measures. Transporting the patient without immediate attention would also neglect the necessary interventions required to stabilize the patient's condition, which could lead to poor survival outcomes. Immediate CPR and adherence to the pediatric BLS protocols ensure the best chance for recovery in a pediatric cardiac arrest scenario.