What path does a molecule of O₂ take from the nose to the respiratory surface?
A)pharynx → larynx → trachea → bronchus → bronchiole → alveolus
B)larynx → pharynx → trachea → bronchus → bronchiole → alveolus
C)pharynx → larynx → bronchus → bronchiole → alveolus → trachea
D)pharynx → larynx → trachea → bronchiole → bronchus → alveolus

Question

Quizplus · Accepted Answer

The correct path is: pharynx → larynx → trachea → bronchus → bronchiole → alveolus. This is the path that air takes when it is inhaled through the nose.

What Path Does a Molecule of O₂ Take from the Nose