In an adult, the most common cause of airway obstruction is:
a. the tongue.
b. a food bolus.
c. mucous secretions.
d. an inflamed pharynx.
Question 2
During a scene size-up, which of the following observations most strongly suggests that your adult patient is suffering from an acute respiratory emergency?
a. The patient is holding a metered-dose inhaler.
b. The patient is in the tripod position.
c. The patient's respiratory rate is 20.
d. The patient's hands are trembling.