Question 1
Which statement best describes a type I reaction?
◦ Most type I reactions are mediated by IgA.
◦ Most type I reactions are allergic.
◦ Most occur against medications.
◦ Rarely does this type of reaction contribute to autoimmune diseases.
Question 2
What antibody binds to a mast cell?
◦ Cytotropic
◦ Allergen
◦ Antigen
◦ Fc