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Scene safety is always the first priority to protect rescuers. Hazards such as fire, traffic, or unstable vehicles must be addressed before patient care. EMRs cannot help patients if they become victims themselves. This principle is emphasized in all emergency training.

Pediatric AED pads deliver reduced energy appropriate for smaller patients. If unavailable, adult pads may be used, but they should never touch each other—one pad is placed on the chest, the other on the back. The EMR must follow AED prompts without delivering unnecessary shocks. Pediatric AED use is part of EMR’s CPR/AED competency.

Bulky dressings stabilize the flail segment, reducing paradoxical motion and improving ventilation. Pressure dressings are not used. OPAs manage airway, not chest wall injuries. EMRs stabilize chest injuries and provide oxygen as needed.

“Unresponsive” on the AVPU scale indicates no reaction to voice or pain, a critical emergency. This finding requires immediate airway and circulation intervention. Responding to pain is also concerning but less severe. EMRs prioritize airway, oxygenation, and CPR if necessary when patients are unresponsive.

The oropharyngeal airway prevents tongue obstruction in patients who are unconscious with no gag reflex. NPAs are tolerated better in semi-conscious patients. Endotracheal tubes require advanced training beyond EMR level. A bag-valve-mask is a ventilation tool, not an airway adjunct. EMR scope highlights OPAs as essential in airway management.