Matching Pairs MatchOnline version aosdjfh by Madelyn Whitlock 1 Immunity that does not require exposure to antigen 2 Immunity that must include exposure to antigen 3 Protects against specific pathogens. it depends on activities of the lymphocytes. 4 Cells that seek out and immediately destroy target cells. 5 Microscopic organisms that cause disease 6 Cells that secrete cytokines 7 Targets that identify any pathogen or foreign compound 8 Proteins that bind to antigens 9 Always works the same way against any type of invading agent 10 Type of White Blood Cell that is involved in specific defense Helper T Cells Specific defense Active immunity Cytotoxic T Cells (Killer T Cells) Lymphocyte Pathogen Nonspecific defenses Passive immunity Antigens Antibody