A 32-year-old man who was stung by a bee has diffuse hives, facial swelling, and difficulty breathing. When he breathes, you hear audible stridor. What does this indicate?m
A) Swelling of the upper airway structures
B) Swelling of the lower airway structures
C) Narrowing of the two mainstem bronchi
D) Narrowing of the bronchioles in the lungs
Answer: A) Swelling of the upper airway structures
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