bronchodilator
Bronchodilator
bronchodilator
bronchodilator
No, Proventil does not contain steroids. It is a bronchodilator medication that works by opening up the airways in the lungs to make it easier to breathe.
The diaphragm expands and contracts automatically, forcing air into and out of the lungs.
Bronchioles..
No, as they have no lungs or nasal passages.
YES
Passages through which air enters the lungs is called the bronchi which branch off of the trachea.
the chest cavity expands.
as i learned in science, the lungs expands when you breathe in air.by: josephine laurente
Alveoli