Final answer:
The core obligation for a peds nurse is ensuring the safety and well-being of the child.
Step-by-step explanation:
The core obligation for a pediatric nurse is ensuring the safety and well-being of the child. While administering medications and assisting with paperwork may be part of a pediatric nurse's responsibilities, their primary focus is on the physical and emotional care of the child. Providing emotional support to the family is also important, but it is not the core obligation of a pediatric nurse.