Bronchiolitis is an inflammation of the small airways (bronchioles) and most often affects infants less than 2 years of age. Bronchitis causes inflammation of the bronchi (and bronchioles to a ...

It travels down the trachea – or windpipe – into one of two bronchi and into bronchioles before entering one of millions of alveoli, where gaseous exchange takes place. When we breathe out ...

a: Gross anatomy of lung and thorax. b: Microscopic anatomy of bronchial wall. C: View of terminal airway and alveoli. d: Alveolar structure.

Simply defined, it is an inflammatory condition of the bronchi and bronchioles accompanied by hypersecretion and hypertrophy of bronchial mucous glands that results in chronic productive cough of ...

When your asthma worsens, three changes occur in the bronchi and bronchioles (airways) that disrupt the flow of air to the lungs and make it hard to breathe. These changes are: Related ...