Biology for IGCSE & O level - Gas Exchange In Humans (Section 1 - No. 17)
Which of the following is the correct order of air flow through the respiratory system during inhalation?
Nose → Trachea → Bronchi → Bronchioles → Alveoli
Bronchi → Trachea → Nose → Bronchioles → Alveoli
Nose → Bronchioles → Trachea → Bronchi → Alveoli
Trachea → Nose → Bronchi → Bronchioles → Alveoli
Explanation
The correct order is from the nasal passages down through the airways to the alveoli.
Comments (0)
