Question

Lungs have several narrow tubes called

• A. Alveoli
• B. Bronchi
• C. Bronchioles
• D. Trachea

Answer 1

The correct option is C

Bronchioles

The correct option is (C)

Explanation of the correct option:

1. Each bronchi branches into secondary and tertiary bronchi that branch into smaller narrow tubes airways called bronchioles.
2. They connect with tiny specialized structures, the alveoli, and help in gas exchange.

Explanation of the incorrect options:

Option A

Alveoli are the tiny specialized structure that helps in gas exchange.

Option B

Bronchi are the airways to the lungs.

Option D

The trachea is the tube bound by cartilaginous rings that carries air to the lungs.

Final answer: Lungs have several narrow tubes called Bronchioles