Which is the correct order of air passing into the lungs?

  1. larynx → bronchioles → trachea → alveoli
  2. bronchi → trachea → alveoli → bronchioles
  3. alveoli → bronchioles → bronchi → trachea
  4. trachea → bronchi → bronchioles → alveoli
Answer

D) trachea → bronchi → bronchioles → alveoli

Air goes trachea, bronchi, bronchioles, alveoli. O Level Biology · Topic 9 Human Gas Exchange · 9.1 Human gas exchange

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