6 Questions
What is the result of antigen cross-linking with IgE bound to mast cells and basophils?
Release of vasoactive mediators
Which type of hypersensitivity is characterized by antibody-mediated cell destruction?
Type II hypersensitivity
What is the outcome of antigen-antibody complex deposition in tissues?
Complement activation and inflammatory response
Which of the following is a manifestation of Type I hypersensitivity?
Hay fever
What is the mechanism of Type III hypersensitivity?
Ag-Ab complex deposition and complement activation
Which type of hypersensitivity is characterized by localized Arthus reaction and systemic lupus erythematosus?
Type III hypersensitivity
This quiz covers the basics of immunology, focusing on IgE, its receptors, and the immune response, including allergic reactions and hypersensitivity.
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