Immune System

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cells Stem cells may be familiar to you because they have been in the news a lot lately causing a lot of controversy Also note erthyrocyte is just a fancy name for red blood cell RBC

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THE IMMUNE SYSTEM Stem cell graphic on bottom of this page Your body has an incredible protective process called the immune system It s design is to defend you to fight for you against millions and millions of tiny parasites toxins viruses

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Organs of the Immune System Computer Generated Picture of Interferon Gamma

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between the circulatory blood stream and the lymphatic channels The distribution of lymphatic tissues that make up the immune system in humans is illustrated in the figure below Figure 1 Anatomy of the Immune System A The major components of the immune system are lymph nodes connected by lymph ducts Peyer s patches masses of lymphocytes in the lower

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By printing and or reading this article you agree that you accept all terms and conditions of use as specified online Primary Immunodeficiency We live in a world teeming with germs Read about Microorganisms and we rely on our immune system Read about The Immune System to protect us from them But for some people the immune

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The Immune System The Defenders by Emmett Underhill The main job of the immune system is to protect our body from foreign invaders The immune system does this by sending out different types of cells that kill

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Nerve Cell Nerve Synapse 5 The Immune System

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to the touch For example if you have a sore throat the lymph nodes under your jaw and in your neck may swell Most swollen nodes are a reaction to infection and are not cancerous Many of these invaders come from outside the body The immune system is the body s defense It acts like a shield to detect and defeat these invaders

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Immune System Cancer Charts

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IMMUNE CYTOTOXIC blue 600 jpg

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functions It contains the white blood cells which fight infection and it contains cells which release proteins which cause clotting to protect from leaks HOW WE FIGHT INFECTIONS WITH ANTIBODIES MADE BY THE IMMUNE SYSTEM

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system Often tumor antigens are among the shed proteins These shed antigens prompt action from immune defenders including cytotoxic T cells natural killer cells and macrophages NCI explains one theory Patrolling cells of the immune system provide continuous body wide surveillance catching and eliminating cells that undergo malignant transformation Tumors

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Link to drawing showing the organs of the immune system 52K Each B cell and T cell is specific for a particular antigen What this means is that each is able to bind to a particular

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learn to distinguish self cells from nonself cells T cells that would react against self antigens are eliminated Upon exiting the bone marrow and thymus some lymphocytes congregate in immune organs or lymph nodes Others both B and

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About one sixth of the body is made up of the space between the cells and structures This is called the interstitium basically between

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immune system

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of genetically distinct B cells can respond to a seemingly unlimited range of antigens A similar mechanism was found to control a comparable structure of the T cell the T cell s antigen receptor

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These are bacteria How do the immune system cells protect us 1 Special cells called neutrophils and macrophages can eat and destroy germs This is called Phagocytosis In

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