(Easy Questions)
Which one of the following statements about type I hypersensitivity is true?

Question

(Easy Questions) 
 Which one of the following statements about type I hypersensitivity is true?

Answer

It is mediated exclusively by CD8+ T cells

Answer

Histamine has no role in vascular permeability

Answer

It depends on IgG but not IgE

Answer

Mast-cell degranulation is triggered when an allergen cross-links IgE bound to FcεRI

Answer

Eosinophils are never involved in allergic inflammation

Crowdly