OBJECTIVE LIFE SCIENCE
SIGNALLING IMMUNOLOGY CANCER
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which type I hypersensitivity is limited to a specific tissue or organ ie allergic rhinitis (hay fever), atopic dermatitis (eczema), or atopic urticaria (hives)?
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systemic anaphylaxis
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localized reaction
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food allergy
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None of the above
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Explanation:
Detailed explanation-1: -Immunologic contact urticaria is a type 1 hypersensitivity reaction mediated by IgE antibodies specific to the eliciting substance or antigen.
Detailed explanation-2: -Type four hypersensitivity reaction is a cell-mediated reaction that can occur in response to contact with certain allergens resulting in what is called contact dermatitis or in response to some diagnostic procedures as in the tuberculin skin test.
There is 1 question to complete.