Which of the following is NOT part of the Four B's of first aid?

The Four B's of first aid are critical concepts that guide responders in assessing and addressing medical emergencies effectively. They typically include Breathing, Burns, Bleeding, and the fourth ‘B’ often associated with basic first aid principles.

Breathing refers to ensuring that the airway is clear and that the individual is able to breathe properly, which is a fundamental aspect of immediate care. Burns involve treating and preventing further injury from thermal, chemical, or electrical sources. Bleeding focuses on controlling and stopping blood loss, which could be life-threatening if not managed quickly.

On the other hand, while blunt force trauma is a relevant term in the context of injuries, it is not one of the Four B's of first aid. Instead, it is a more general descriptor of injuries that may need specific assessment and treatment outside the framework of these four priority areas. As a component of first aid, blunt force trauma would typically be considered under the broader assessment of injuries rather than being categorized as one of the primary focus areas like the other three.