Final answer:
The next nursing action would be to close the door to contain the fire and notify the appropriate personnel.
Step-by-step explanation:
The next nursing action would be to close the door to contain the fire and notify the appropriate personnel. Closing the door will help prevent the fire and smoke from spreading to other areas of the facility, keeping the patients and staff safe. Notifying the appropriate personnel, such as the fire department, will ensure that the fire is addressed in a timely manner by professionals.