Matching Pairs The Immune SystemOnline version Play this game! by EMILY LECKNER 1 1st Line of Defense 2 2nd Line of Defense 3 Antibodies 4 Types of Pathogens 5 T Cells 6 3rd Line of Defense 7 pathogen 8 B Cells 9 The Inflammatory Responses Produce antibodies to destroy pathogens The skin, mouth, stomach and breathing An organism that causes disease Recognizes the different pathogens by their antigens The Inflammatory Response Pain, redness, swelling and warmth Bacteria, viruses, fungi, and protozoa The Immune Response Chemicals that lock onto the antigen of a pathogen and mark it