Question

parts of a multicellular organism quick check
in the model that you built of the respiratory system, what structures did the straws represent? (1 point)
○ the trachea and bronchi
○ the diaphragm
○ the chest cavity and ribs
○ the lungs

Explanation:

Straws in respiratory system models typically represent tubular airways. The trachea and bronchi are the main tubular structures that carry air.

Answer:

A. the trachea and bronchi