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.

What is the primary function of bronchioles in the respiratory system?

• To filter out dust and particles

• To end in air sacs called alveoli

• To transport oxygen directly to the bloodstream

• To produce mucus

How do bronchioles differ from larger airways?

• They have a thicker lining

• They contain more cartilage

• They do not contain cartilage

• They are larger in size

What is the term for inflammation of the bronchioles due to viral infection?

• Bronchiolitis

• Bronchitis

• Pneumonia

• Asthma

Which of the following diseases can affect the bronchioles?

• Lung cancer

• Emphysema

• Asthma

• Tuberculosis

Which of these is NOT a disease affecting the bronchioles?

• Bronchiolitis

• Asthma

• Influenza

• Diabetes