Biology Chapter 40 Section 2 The Immune System

Biology Chapter 40 Section 2 The Immune System

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Cards In This Set

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What are the body's non specific defenses against invading pathogens?
Skin
What is immunity?
When the body has been exposed to a pathogen memory B and T cells learn how to produce specific antibodies for that pathogen
Inflammatory Response
Second line of defense reaction to tissue damage White blood cells enter the infected area to fight
Fever
Elevated body temperature that is a form of the immune system to kill pathogens
Interferon
Proteins created by virus infected cells to help other cells resist the same virus
Immune Response
Bodies series of specific defenses after superficial defenses that attack the disease causing agent
Antigen
Substance that triggers the immune response
Humoral immunity
Immunity against pathogens in the body fluids
Antibody
Protein that helps destroy pathogens
Cell Mediated Immunity
T cell binds to macrophage. Helper T calls Killer T and B cell killer t binds to infected cell.
Permanent Immunity
Never being able to be attacked by a disease again. (people who once had some diseases gain this)
Vaccination
Injection of weakened or mild form of a pathogen to produce immunity
Active immunity
Immunity produced by a vaccine