Final answer:
The priority of disaster response for a nurse is to reestablish sanitary barriers and focus on basic needs.
Step-by-step explanation:
The priority of disaster response for a nurse is to reestablish sanitary barriers and focus on basic needs. This is because in the aftermath of a disaster, ensuring the safety and well-being of the affected individuals is crucial. By reestablishing sanitary barriers, the nurse can prevent the spread of diseases and infections. Focusing on basic needs such as food, water, and shelter helps to address the immediate needs of the victims.