The correct procedure for selecting an oropharyngeal airway is to
a. measure from the tip of the nose to the ear lobe.
b. measure from the mouth to the ear lobe.
c. measure from the tip of the nose to the middle of the trachea.
d. measure the airway from the corner of the patient's mouth to the angle of the jaw.
D
An oropharyngeal airway's proper size is selected by holding the airway against the side of the patient's face and ensuring that it extends from the corner of the mouth to the angle of the jaw. If the airway is improperly sized, it will occlude the airway. Nasopharyngeal airways are measured by holding the tube against the side of the patient's face and ensuring that it extends from the tip of the nose to the ear lobe.
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