The phrase
"main airway" refers to the largest and most important part of the respiratory system through which air flows. It is like the main road for air to travel in your body when you breathe.
Full definition
The other type terminated in smaller endings farther away from
the main airways, inside tiny air sacs called the alveolar space.
In dogs, most develop in the alveoli where oxygen is taken up into the body, but in people and in cats most originate in
the main airways (bronchi).
Canine Infectious Tracheobronchitis (kennel cough) is a highly contagious respiratory infection in dogs which results in swelling and inflammation of
the main airways: the trachea and bronchi.
Eventually the atrium or chamber of the heart starts getting bigger and swelling; when this happen it will push on some of
the main airways in the lungs.
Heart enlargement (where the right chambers of the heart become so large that as the heart beats they pinch off
the main airways)
About Blog Lung cancer is one of the most common and serious types of cancer; it can start in the windpipe,
the main airway or the lung tissue.