What is the primary purpose of a backboard in emergency care?

The primary purpose of a backboard in emergency care is to provide support to patients with suspected serious injuries. Backboards are designed to immobilize the spine and help prevent any further injury to the spinal cord during transportation. When a patient sustains a potential spinal injury, it is critical to keep their body aligned and stable, minimizing movement that could exacerbate their condition. The use of a backboard ensures that the patient is securely positioned, allowing emergency responders to transport them safely without causing additional harm.

Other options do not align with the essential function of a backboard in emergency situations. While patient comfort and privacy are important in healthcare, they are not the primary roles of a backboard. Mobility may be a consideration, but it is secondary to the need for immobilization and providing specific support to prevent worsening injuries.