Immune System

By julsmoore
  • Step 1

    Step 1

    The first step is a person eats something that they are allergic to (also called an allergen) which causes an allergic reactiton for the first time.
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    Immune System

  • Step 2

    Step 2

    Once the person has consumed or eaten the allergen, the body starts to produce an antibody or protein that will detect harmful substances in the future.
  • Step 3

    Step 3

    Once the body creates the antibody, it attaches itself to other cells in the body to help gaurd the body from allergens from entering the body again.
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    Step 1

  • Step 4

    Step 4

    When the allergen is entered the body again, the antibodys are put to work and release a large amount of histamine.
  • Step 5

    Step 5

    Once the histamine is released into the body, it causes an irritation to occur.
  • Step 6

    Step 6

    Each individual is different, so each reaction is going to be different. Many reactions are hives, rashes, shortness of breath to even anaphylaxis shock.