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Biology Stuff
Stuff about Biology
7
Biology
12th Grade
05/19/2009

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Cards

Term
Carcinogens
Definition
a substance that causes cancer
Term
The Effects Of Tar
Definition
  • tar settles on the lining of the airways and alveoli
  • this increases the diffusion distance for oxygen and carbon dioxide
  • the chemicals in tar can cause an alergic reaction
  • tar can paralize and destroy the cillia in your airways
Term
Symptoms of Bronchitis
Definition
  • inflamation of the airways
  • overproduction of mucus which collects in the lungs
  • bronchitis patients have a much greater risk of getting a lung infection
Term
Symptoms Of Emphysema
Definition
  • the loss of elasticity in the alveili - this causes the alveoli to burst
  • harder to exhale
  • reduced surface area of the lungs
Term
Chronic Obstructive Pulmonary Disease (COPD)
Definition
  • COPD is a combination of diseases that include bronchitis, enphysema and asthma
Term
Lung Cancer
Definition
  • continual coughing and shortness of breath
  • pain in the chest and blood coughed up in the sputum
Term
Carbon Monoxide
Definition
  • binds with the haemoglobin in the blood which means that oxygen cannot be transported around the body
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