Final answer:
In an emergency situation, the nurse's first action should be to assess the client. Assessing the client involves gathering information about the client's condition, including vital signs, physical examination, and monitoring telemetry if necessary. By assessing the client, the nurse can quickly identify any immediate needs or changes in the client's health status and provide appropriate interventions.
Step-by-step explanation:
In an emergency situation, the nurse's first action should be to assess the client.
Assessing the client involves gathering information about the client's condition, including vital signs, physical examination, and monitoring telemetry if necessary.
By assessing the client, the nurse can quickly identify any immediate needs or changes in the client's health status and provide appropriate interventions.