KROK 1 Stomatology 2013 – Question 44 · KROK (Dentistry)
A 10-year-old child cut his leg with a piece of glass and was sent to a clinic for an anti-tetanus serum injection. In order to prevent the development of anaphylactic shock the Besredka desensitisation method was applied. What mechanism underlies this method?
- A. Binding to IgE fixed to mast cells
- B. Stimulation of the immunological antigen tolerance
- C. Inhibited synthesis of mast cells mediators
- D. Stimulation of antigen-specific IgG2 synthesis
- E. Binding of IgE receptors on mast cells
Hint
Think about what happens when small fractional doses of the allergen meet antibodies already sitting on sensitized cells.
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