Question

question 13 which of the following does not make up part of the lungs? trachea bronchi alveoli bronchioles

Explanation:

The trachea is the wind - pipe that leads air to the lungs but is not part of the lungs themselves. Bronchi branch into bronchioles within the lungs and alveoli are tiny air - sacs in the lungs where gas exchange occurs.

Answer:

D. trachea