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Defence against Disease.  

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Defence against Disease Biology assignment Due date: 27th June, 2003 Suzanne Jensen Concept Outline 1. Immunity * Immune system * Non-specific immunity * Specific immunity * Antibodies 2. Non-Specific Immunity A. The first line of defence * Figure 8.5 * Skin * Mucous Membranes * Natural flora B. The second line of Immunity * Phagocytes * Killer cells * Neutrophils * Monocytes * Complement Proteins * Interferon * Inflammation * Figure 8.9 * Histamine * Pus 3. Specific Immunity A. Cells involved in specific immunity * Lymphocytes * Bone marrow * B cells * T cells * Figure 8.10 B. How do B cells and T cells identify foreign material? * Major histocompatibility complex(MHC) * Class 1 markers * Class 2 markers C. Many kinds of B cells * Immunoglobulins D. The clonal-selection theory of antibody production * Clone * B-memory cells * Figure 8.14 E. How much antibody is produced? * Figure 8.15 F. Structure of an antibody * Humoral Immunity * Table 8.2 G. Different kinds of antibodies * Figure 8.17 H. T cells * Helper T cells * Cytotoxic T cells I. T cells and B cells travel around the body * Lymph * Figure 8.20 4. Acquiring Specific Immunity A. Active Immunity B. Natural active...

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