How does mucus affect the lungs?
How does mucus affect the lungs? Airway mucus traps inhaled toxins and transports them out of the lungs by means of ciliary beating and cough (Fig. 1). Paradoxically, although a deficient mucous barrier leaves the lungs vulnerable to injury, excessive mucus or impaired clearance contributes to the pathogenesis of all the common airway diseases. What […]