Regarding the maintenance of the airway in an unconscious adult, which of the following is false?
a. insertion of an oropharyngeal airway helps keep the airway open
b. the head tilt-chin lift maneuver should always be used to open the airway
c. secretions should be suctioned from the mouth, as necessary
d. inserting a rigid suction catheter beyond the tongue may cause gagging
Answer: b. the head tilt-chin lift maneuver should always be used to open the airway
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