What path does a molecule of o2 take from the nose to the respiratory surface? pharynx → larynx → trachea → bronchus → bronchiole → alveolus larynx → pharynx → trachea → bronchus → bronchiole → alveolus pharynx → larynx → bronchus → bronchiole → alveolus → trachea pharynx → larynx → trachea → bronchiole → bronchus → alveolus?

Nose → Larynx → Trachea → Bronchus → Bronchiole → Alveolus

Here is what i found on another website Not my work

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-Unbalanced-Agarvated