Pathway of air

Cards (1)

  • What is the pathway of air?
    1. Mouth and nose - oxygen in the air moves from the atmosphere into the mouth and nose
    2. Trachea - air enters the trachea (windpipe)
    3. Bronchi - Air enters each lung via the bronchi. These are tubes that carry air from trachea into each lung
    4. Bronchioles - these extend into smaller branches know as bronchioles
    5. Alveoli - These terminate at tiny sacs known as the alveoli which act as the sight of gaseous exchange