In a patient with a suspected cervical spine injury, which airway method should be prioritized?

In the case of a suspected cervical spine injury, the jaw thrust maneuver is prioritized because it helps open the airway while minimizing movement of the cervical spine. This technique allows for the tongue to be lifted and the airway to be secured without the need to tilt the head back, which could exacerbate a potential spinal injury.

In contrast, the head tilt method would involve movement of the neck, which is contraindicated in situations where there is suspicion of a spine injury, as such movement could lead to further harm. The bag-valve mask is important for providing ventilation but typically requires a clear airway without obstruction, which is complicated by cervical spine concerns. While endotracheal intubation is a definitive airway management technique, it may not be the immediate priority due to the increased risk of causing further injury to the cervical spine in a patient with a suspected injury.

Thus, using the jaw thrust technique is the safest and most appropriate approach in this scenario, allowing for airway management while mitigating the risk of aggravating any existing spinal issues.