Bronchiole

The video explains the role of bronchioles in the lungs, highlighting their microscopic nature and their function in ending in air sacs called alveoli. Unlike larger airways, bronchioles do not contain cartilage. The video also discusses bronchiolitis, an inflammation caused by viral infections, and mentions other diseases affecting bronchioles, such as asthma and influenza.

Explain the role of bronchioles in the respiratory system.

Name two diseases that can affect the bronchioles.

• Bronchiolitis and Asthma

• Pneumonia and Tuberculosis

• Influenza and Cold

• Allergies and Sinusitis