Matching Pairs MatchOnline version aosdjfh by Madelyn Whitlock 1 Immunity that must include exposure to antigen 2 Immunity that does not require exposure to antigen 3 Protects against specific pathogens. it depends on activities of the lymphocytes. 4 Cells that secrete cytokines 5 Cells that seek out and immediately destroy target cells. 6 Type of White Blood Cell that is involved in specific defense 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 Microscopic organisms that cause disease Lymphocyte Specific defense Pathogen Cytotoxic T Cells (Killer T Cells) Antibody Helper T Cells Antigens Active immunity Nonspecific defenses Passive immunity