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1. Immune establishment has 2 intrinsic ashess Innate (nonspecific) self-control carcass Adaptive (specific) defensive structure system Innate self-denial system has two lines of defense * First line of defense is external body membranes (skin and mucosae) * chip line of defense is healthful proteins, phagocytes, and other carrells. It Inhibit break of encroachers and Inflammation is its most all-important(a) mechanism Surface barriers * Skin, mucose membranes, and their secretions * Mucosae provide similar mechanised barriers * Protective chemicals inhibit or destroy microorganisms: * Respiratory system modifications 1. Cardinal signs of acute fervor: * Redness, heat, swelling and pain. Inflammation serves as a protective bureau: Triggered whenever body tissues are injure or infected Prevents the spread of prejudicial agents Disposes of cell dust and pathogens Sets the stage for repair 2.

The adaptive immune (specific defense) system is the system that protects against infectious agents and abnormal body cells, it amplifies the inflammatory answer and activates support Two types of lymphocytes * B lymphocytes (B cells)humoral granting granting immunity * T lymphocytes (T cells)cell- intermeddled immunity 3. Antigen is substances that can razz the adaptive defenses and provoke an immune response. nigh are large, interlacing molecules not normally found in the body (nonself) Antibody is proteins mostly found in the bloo d that get word and destroy to invader like! bacterias and viruses. 4. serious complement is the main(prenominal) antibody defense against cellular antigens some(prenominal) antibodies bind close together on a cellular antigen. Their complement-binding sites trigger complement fixation into the cells surface. Complement triggers cell lysis. 5. T cells are lymphocytes that mediate cellular immunity; include helper, cytotoxic, regulatory,and memory cells. Also cancel T lymphocytes. B cells also...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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