pathogen notes - immune response natural immunity acquired...

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22/03/2007 10:58:00 Inflammation Phagocytes – eat damaged cells Blood vessel endothelium, monocyte, bacterium, erythrocyte Neutrophils – kill bacteria that comes in (from cuts etc.) 1 st  line of defense: prevention 2 nd  line of defense:  3 rd  line of defense: immune response – third line of defense Antigen – molecules from a pathogen or foreign object that provoke a specific 
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Unformatted text preview: immune response natural immunity acquired immunity naturally acquired o Active antigens enter the body naturally Immunity may be lifelong or tempororary o Passive pass from mother to fetus via placenta or breast feeding (colostrum) Artificially acquired o Active vaccines o Passive 22/03/2007 10:58:00 22/03/2007 10:58:00...
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This note was uploaded on 04/06/2008 for the course SCI 101 taught by Professor Singh during the Spring '07 term at Saint Mary's University Texas.

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pathogen notes - immune response natural immunity acquired...

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