Chapter 31 - Chapter 31: Allergies & Anaphylaxis...

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Chapter 31: Allergic Reaction - an exaggerated response by the immune system to a foreign substance. Anaphylaxis - an unusual or exaggerated allergic reaction to a foreign protein or other substance. Anaphylaxis means the opposite of “phylaxis” or protection. Anaphylaxis is the most severe form of allergic reaction and is often life threatening. Hymenoptera - any of an order of highly specialized insects such as bees and wasps. Immune System - the body system responsible for combating infection. Immune Response- complex of events within the body that works toward the destruction or inactivation of pathogens, abnormal cells, or foreign molecules. o Variables of the Immune Response Pathogen - a disease producing agent or invading substance. Toxin - any poisonous chemical secreted by bacteria or released following destruction of the bacteria. Antibody - principal agent of a chemical attack of an invading substance. Immunoglobulin - alternative term for antibody. Antigen - any substance that is capable, under appropriate conditions, of inducing a specific immune response. o Mechanisms of the Immune System Cellular immunity - immunity resulting from a direct attack of a foreign substance by specialized cells of the immune system. Humoral immunity
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Chapter 31 - Chapter 31: Allergies & Anaphylaxis...

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