Hypersensitivity reactions that involve antibodies include
A. Only type I hypersensitivity
B. Only type I and type II hypersensitivity
C. Type I, II, and III hypersensitivity
D. Type IV hypersensitivity
E. Type I and type IV hypersensitivity
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The disease that is caused by type III hypersensitivity is
Atopic dermatitis
B. Goodpasture’s syndrome
C. Serum sickness
D. Allergic rhinitis
E. Autoimmune hemolytic anemia
The second signal molecules of B cell activation are mainly
A. CD40 and CD40L
B. CD8 and MHC class I molecules
CD4 and MHC class II molecules
D. CD28 and B7
E. BCR and CD79a/b
The characteristic of CTL killing target cells is
A. No direct cell contacts
B. No specificity
C. No cytokine involvements
D. No antigen stimulations
E. Release of perforin, granzyme and FasL expression
Which of the following cells can induce the strongest naïve T cell activation?
A. Macrophages
B. Dendritic cells
C. Epithelial cells
D. B lymphocytes
E. Fibroblasts
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