Non-Specific Immune Responce

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  • Created by: Flo
  • Created on: 03-06-12 16:38

Bacteria Vs Viruses

-          Antigens (glycol proteins) – cell markers on external surface

o   Bacteria

§  Extrinsic protein embedded in phospholipid bilayer  (cell membrane)

o   Virus

§  Cell markers in the protein coat

Primary Defences

o   Skin – physical barrier

o   Salt in tears

o   Tears

o   Nose/ear hair – physical barrier

o   Saliva

o   Mucus in respiratory system

o   Acid in stomach and


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