A non-infectious,unnatural,and unusual reacti | vedclass

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(C) An allergy is an exaggerated response of the immune system to certain antigens present in the environment.These antigens are called allergens.The

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Allergy

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(C) An allergy is an exaggerated response of the immune system to certain antigens present in the environment.These antigens are called allergens.The immune system produces $IgE$ antibodies in response to these allergens,leading to the release of chemicals like histamine and serotonin from mast cells,which cause allergic symptoms.Therefore,the correct term for this hypersensitive reaction is Allergy.

$A$ non-infectious,unnatural,and unusual reaction of a person to any substance or condition for which they are hypersensitive is termed as:

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