Choose the Correct Order of Tracheal System Structures from Most

Multiple Choice

Choose the correct order of tracheal system structures from most external to most internal.

A) spiracles, tracheae, tracheal branches, tracheoles
B) tracheoles, tracheae, tracheal branches, spiracles
C) tracheoles, tracheal branches, tracheae, spiracles
D) spiracles, tracheal branches, tracheae, tracheoles
E) spiracles, tracheoles, tracheae, tracheal branches