ABDOMINAL
GENERALISED LYMPHADENOPATHY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the body’s hypersensitive response to an outside substance that is otherwise harmless?
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autoimmune disease
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allergy
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Hodgkin’s disease
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cardiovascular disease
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Explanation:
Detailed explanation-1: -Allergic reactions (hypersensitivity reactions) are inappropriate responses of the immune system to a normally harmless substance. Usually, allergies cause sneezing, watery and itchy eyes, a runny nose, itchy skin, and rash.
Detailed explanation-2: -Type I reactions (i.e., immediate hypersensitivity reactions) involve immunoglobulin E (IgE)–mediated release of histamine and other mediators from mast cells and basophils. Examples include anaphylaxis and allergic rhinoconjunctivitis.
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