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Cell Immunity

Cell-Mediated Immunity

QuestionAnswer
What is the definition of Cell-Mediated Immunity? T-cell attack against INTRAcellular Microbes
What is the 1st step in Cell-mediated Immunity? PHAGOCYTOSIS of Microbial Antigens by an Antigen Presenting Cell for presentation to specific T-cell Clones
What are the Antigen Presenting Cells? Macrophages, B-cell
What is the 2nd step in Cell-mediated Immunity? processed Antigen ACTIVATES Cytotoxic T-cells and Helper T-cells
What is the function of Cytotoxic T-cells? chemically destroy Virus-infected Host Cells bearing Foreign Antigens
How do Helper T-cells react during Cell-Mediated Immunity? secrete Interleukin 2, Interleukin 6, and Chemotaxins
What is the function of Interleukin 1? Involved in the Fever Response, NOT Cell-Mediated Immunity
What is the function of Interleukin 2? T-cell & NK-cell GROWTH factor
What is the function of Interleukin 6? B-cell GROWTH factor
What is the function of Chemotaxins? attracts Macrophages to area of Infection
What are the function of Helper T-cells? Support Chemical and Cell-Mediated Immunity
Why are Antigens harmful? Antigen are NOT harmful, the Cell that they are attached to are
Which cells are targeted by HIV? Helper T-cells
Created by: Kristel