Question

In the model that you built of the respiratory system, what structures did the straws represent?
A. the chest cavity and ribs
B. the lungs
C. the trachea and bronchi
D. the diaphragm

Answer 1

In a model of the respiratory system where straws are used, the straws typically represent:

C. the trachea and bronchi

The straws can illustrate how air travels through the trachea and into the bronchi, which branch into the lungs.