Related Words

Bronchioles: Small tubes in the lungs that are formed by the branching of the bronchi; terminate in the alveoli.

Airway: The passages which transfer air from the outside environment to the lungs: the tracha, bronchi, bronchioles and alveoli

Bronchitis: A respiratory disorder characterized by excess mucus production and swelling of the bronchioles; caused by long-term exposure to irritants such as cigarette smoke and air pollutants.

Asthma: A respiratory disorder caused by allergies that constrict the bronchioles by inducing spasms in the muscles surrounding the lungs, by causing the bronchioles to swell, or by clogging the bro . . . View Full Definition