What is the primary objective when assessing a casualty in a vehicle accident?

The primary objective when assessing a casualty in a vehicle accident is to stabilize the patient. This is crucial because the health and safety of the injured individuals are the top priority in any rescue operation. Stabilizing the patient involves assessing their condition, identifying any life-threatening injuries, and providing immediate interventions to prevent further harm. This may include controlling bleeding, maintaining an open airway, and supporting the patient's vital functions until professional medical help arrives.

While determining vehicle safety and evaluating the environment are also important, they primarily support the rescue efforts and ensure the safety of both the rescuers and the casualties. Collecting witness statements can provide useful information later on but does not directly impact the immediate care and safety of the injured individuals. Therefore, stabilizing the patient directly addresses the most pressing need in a rescue scenario.