Antigen combining site of the antibody is____________________?

Related Mcqs:

1. Ag-Ab (antigen-antibody) reaction due to the presence of antibody at the surface of cell is______________?

   A. Type I hyp
   B. Type II hyp
   C. Type III hyp
   D. Type IV hyp

2. The reaginic antibody is________________?

   A. IgG
   B. IgA
   C. IgD
   D. IgE

3. Antibody to HSV will begin to appear_____________________?

   A. in a week and reach a peak in 3 weeks
   B. only after one year
   C. no antibodies are present in primary HSV
   D. antibodies are present in recurrent and chronic apthous stomatitis

4. Primary antibody deficiencies are characterized by_____________?

   A. Recurrent allergic reactions
   B. Recurrent bacterial infections
   C. Implicit allergic reactions
   D. implicit bacterial infections

5. Erythroblastosis fetalis can be prevented if the mother is injected at parturition, with an antibody called_____________?

   A. Blocking antibody
   B. Rh (D) immunoglobulin
   C. Antilymphocyte globulin
   D. Antithymocyte serum

6. In which of the following disorders a circulating antibody directed to intercellular cementing substance of stratified squamous epithelium is observed:_________?

   A. Lichen planus
   B. Verrucous vulgaris
   C. Bullous pemphigoid
   D. Pemphigus vulgari

7. Phagocytosis enhanced by coating the surface of antigen is called______________?

   A. Opsonisation
   B. Chemotaxis
   C. De coding
   D. CFT

8. The exact part of the antigen that reacts with the immune system is called as_____________?

   A. Clone
   B. Epitope
   C. Idiotope
   D. Paratope

9. The antigen used in Weil Felix test is obtained from________________?

   A. Pseudomonas
   A. coli
   B. Proteus
   C. Staphylococcus

10. Out of the following hypersensitivity reactions, in which type a single dose of the antigen can act as both the sensitizing and shocking dose_______________?

    A. Anaphylaxis
    B. Arthus reaction
    C. Serum sickness
    D. Contact dermatitis