12,142 asthma lungs stock photos and images available, or search for human lungs or asthma inhaler to find more great stock photos and pictures. 3D illustration of Larynx Trachea Bronchi.
When your asthma worsens, three primary changes take place in your lungs that make your airways smaller: Increased Mucus: As your airways become irritated and inflamed, the cells produce more mucus. The thick mucus may clog up the airways of your lung.
Asthma attacks are characterized by three distinct features: The tightening of muscles in the air passages, known as bronchoconstriction, by which less air is able to enter the lungs. The excessive production of mucus which clogs the air passages.