• Created by: SamDavies
  • Created on: 29-04-14 17:57
  • Damages the walls inside the alveoli, reducing the surface area for gas exchange and leading to diseases like emphysema
  • The tar in cigarettes damages the cilia (little hairs) in your lungs and trachea. These hairs, along with mucus, catch a load of dust and bacteria before they reach the lungs. The cilia also help to keep the trachea clear by sweeping mucus back towards the mouth


No comments have yet been made