Matching Pairs Immune System Matching GameOnline version Test your knowledge of the immune system by matching key concepts and descriptions. by Emily Wegiel 1 T-Cells 2 Lymph nodes 3 Antibodies 4 Adaptive immunity 5 Immune response 6 Antigen 7 Lymph fluid 8 B-Cells 9 Innate immunity 10 Pathogens 11 Mechanical Barrier 12 Chemical Barrier 13 Veins Body's reaction to foreign substances to protect against infection Skin, hair, mucous membranes Non-specific defense mechanisms that act immediately upon infection Foreign substance that triggers an immune response Proteins produced by the immune system to neutralize pathogens Defense outside the cell, producing antibodies Stomach acid, enzymes, sweat Where fluid is screened for pathogens Allow lymph fluid to travel ONE WAY Run off fluid from the blood collected through capillaries Specific defense mechanisms that target particular pathogens Attack Infected Cells Bacteria, virus's, disease causing organisms
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