A 25-year-old woman has been smoking one pack of cigarettes daily for the past three years. Compared to before she started smoking, which of the following combinations of findings best reflects her current status?
↑ Airway cilia activity; ↑ Alveolar macrophage function; ↑ Airway mucous production
↑ Airway cilia activity; ↑ Alveolar macrophage function; ↓ Airway mucous production
↑ Airway cilia activity; ↓ Alveolar macrophage function; ↑ Airway mucous production
↓ Airway cilia activity; ↑ Alveolar macrophage function; ↑ Airway mucous production
↓ Airway cilia activity; ↑ Alveolar macrophage function; ↓ Airway mucous production
↓ Airway cilia activity; ↓ Alveolar macrophage function; ↑ Airway mucous production
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Cut-to-the-chase Answer (0:46):
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HY USMLE Answer (2:23):
