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Immune system (Innate (First line of defence (Mucous membrane (Cilia…

- - - - Cilia
        
        Goblet cells
    - - HCl in saliva and stomach
  - - - dendritic cells
        
        Langerhans cells
        
        Activates T-cells in adaptive immunity
      - Eosinophils
        
        Allergic response
      - Basophils
      - Neutrophils
        
        Dissolve foreign bodies
    - - Histamines
      - Bradykinin
      - prostagladins
      - Increase permeability, vasodilation, oedema
- - - - B-cells
        
        Plasma cells
        
        Antibodies
        
        IgG
        
        Major in blood, activates compliment system, secondary response
        
        IgM
        
        Primary response. Activates complimentary system
        
        IgA
        
        Saliva and mucous
        
        IgE
        
        Triggers allergic reaction. Immunity to parasites
        
        IgD
        
        Mucosal immunity
        
        Clone cells
        
        memory cells
        
        Immunological memory
      - Bone marrow produces
    - - T-Cells
        
        T-helper cells
        
        Enhance cytotoxic T-cells and phagocytes. Activates eosinophils and mast cells
        
        T-memory cells
        
        immunological memory
        
        cytotoxic T-cells
        
        Destroy target cells
        
        Activated by antigens
        
        produce immune response
        
        Activated by antigens
        
        Release cytokins
        
        Activates eosinophils and Mast cells
        
        Follicular T-cells
        
        Activates secretion of B-cell antibodies