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Questions and Answers
What is the result of antigen cross-linking with IgE bound to mast cells and basophils?
What is the result of antigen cross-linking with IgE bound to mast cells and basophils?
- Complement activation
- Cytokine release
- Antibody-dependent cellular cytotoxicity
- Release of vasoactive mediators (correct)
Which type of hypersensitivity is characterized by antibody-mediated cell destruction?
Which type of hypersensitivity is characterized by antibody-mediated cell destruction?
- Type IV hypersensitivity
- Type II hypersensitivity (correct)
- Type I hypersensitivity
- Type III hypersensitivity
What is the outcome of antigen-antibody complex deposition in tissues?
What is the outcome of antigen-antibody complex deposition in tissues?
- Cytokine release and cellular cytotoxicity
- Vasoactive mediator release
- Antibody-dependent cellular cytotoxicity
- Complement activation and inflammatory response (correct)
Which of the following is a manifestation of Type I hypersensitivity?
Which of the following is a manifestation of Type I hypersensitivity?
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What is the mechanism of Type III hypersensitivity?
What is the mechanism of Type III hypersensitivity?
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Which type of hypersensitivity is characterized by localized Arthus reaction and systemic lupus erythematosus?
Which type of hypersensitivity is characterized by localized Arthus reaction and systemic lupus erythematosus?
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