term1 Definition1term2 Definition2term3 Definition3
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OPA
Used to prevent the tongue from obstructing the airway.
Indication: unresponsive without gag reflex
Contraindications: conscious patient, or intact fag reflex
NPA
Nasopharyngeal airway
Indications: unresponsive with or without a gag reflex (if fag reflex prevents use of OPA)
Contraindications: conscious patient with intact airway capable of protecting own airway; severe head or facial trauma
Stridor
High-pitched sound indicating partial airway obstruction. Ascultated in neck not lungs
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