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