05-31-2008, 04:05 AM
A 30-year-old male known to have type I hypersensitivity undergoes hyposensitization. Which of the following statements best describes this procedure?
(A) Antibodies that compete with histamine for H 1 and H2 receptors are induced
(B) T-suppressor cells are activated in order to reduce immunoglobulin E (IgE) production
© A substance that relaxes smooth muscle and decreases vascular permeability is induced
(D) Mast cells and basophils are slowly degranulated over a period of several hours
(E) Blocking immunoglobulin G (IgG) is induced so that the allergen will be intercepted
(A) Antibodies that compete with histamine for H 1 and H2 receptors are induced
(B) T-suppressor cells are activated in order to reduce immunoglobulin E (IgE) production
© A substance that relaxes smooth muscle and decreases vascular permeability is induced
(D) Mast cells and basophils are slowly degranulated over a period of several hours
(E) Blocking immunoglobulin G (IgG) is induced so that the allergen will be intercepted
