Immunity that is present before exposure and effective from birth. Responds to a broad range of pathogens.
immunity develops over time.
a toxin or other foreign substance that induces an immune response in the body, especially the production of antibodies.
T CELLS (LYMPHOCYTES)
Cells created in the thymus that produce substances that attack infected cells in the body.
CYTOTOXIC T CELLS
A type of lymphocyte that kills infected body cells and cancer cells
MEMORY T CELLS
Remember antigen and quickly stimulate immune response on reexposure
HELPER T CELLS
Secretes cytokines that stimulate the division of T and B lymphocytes .
Cells manufactured in the bone marrow that create antibodies for isolating and destroying invading bacteria and viruses.