Food Allergies and Immune System Timeline

By lshul

  • Food Allergies and Immune System Timeline

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    Step 1

    Food Allergen eaten for first time
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    Step 2

    IgE antibody forms and attaches to cells in the body
  • Period: to

    Step 3

    Food Allergen eaten for 2nd time
  • Period: to

    Step 4

    IgE antibodies form again and send signals for the body to release large amounts of Histamines.
  • Period: to

    Step 5

    An allergic reaction occurs. Tissues become irritated and swollen.
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    Step 5

    Allergic reactions can range from mild to severe. Hives, rashes, and stomach pain are considered mild reactions. Shortness of breath, trouble swallowing, loss of consciousness are considered severe reactions and can lead to death.

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