Hypersensitivity reactions are overreactive or damaging immune responses that are exaggerated or inappropriate against an antigen or allergen.
Attempt Hypersensitivity MCQs based on basic questions related to hypersensitivity reactions.
Four types of hypersensitivity reactions
Type I- Reaction mediated by IgE antibodies.
Type II- Cytotoxic reaction mediated by IgG or IgM antibodies.
Type III- Reaction mediated by immune complexes.
Type IV- Delayed reaction mediated by the cellular response.
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