Web13 apr. 2024 · Asthma is caused by swelling (inflammation) of the breathing tubes that carry air in and out of the lungs. This makes the tubes highly sensitive, so they temporarily narrow. It may happen randomly or after exposure to a trigger. Common asthma triggers include: allergies (to house dust mites, animal fur or pollen, for example) Web16 sep. 2024 · Asthma is a respiratory illness that affects the lungs, trachea and bronchial passages. An asthma attack occurs when the respiratory system, collectively known as the airways, constricts and prevents oxygen from flowing freely into the body, according to Dr. Miles Weinberger, professor of pediatrics at University of Iowa Children’s Hospital.
Respiratory System: How It Works, Common Issues, and More
Web17 feb. 2024 · The immune system—or, more specifically, the abnormal response of the immune system—is at the heart of respiratory symptoms associated with asthma . When exposed to certain triggers, the immune system will overact and release chemicals into the bloodstream that cause the lungs to function abnormally. Science Photo Library / Getty … Web17 apr. 2024 · The air is exchanged with each pass of the blood through the pulmonary system. During an asthmatic event the muscles surrounding the air tubules … solatube brighten up series
Scientists Discover New Airway Cell Type for Respiratory Diseases
Web24 mrt. 2024 · Asthma is a chronic (long-term) condition that affects the airways in the lungs. The airways are tubes that carry air in and out of your lungs. If you have asthma, … Web5 mrt. 2024 · Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound (wheezing) when you breathe out and … Web6 apr. 2024 · Diseases of the respiratory system may affect any of the structures and organs that have to do with breathing, including the nasal cavities, the pharynx (or … solatube lighting system