Which one of the following does not present antigens ?

Related Mcqs:

1. Same or closely related antigens present in different biological species are known as________________?

   A. Suquestrated antigens
   B. Isoantigens
   C. Haptens
   D. Heterophile antigens

2. Following reaction are produced by heterophil antigens except_____________?

   A. Forssman antigen antibody reaction
   B. Weil-Felix reaction
   C. Paul bunnel reaction
   D. Widal reaction

3. The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?

   A. Lysosomes
   B. Proteolytic enzymes
   C. Lymphotoxins
   D. Vasoactive mediators

4. CD4 cells recognize the antigens in association with_____________?

   A. MHC I
   B. MHC II
   C. MHC III
   D. B-cell receptor

5. A type of immediately occuring reaction in which antigens combine with antibodies already attached to the surface of mast cells and basophils is called_____________?

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

6. Adjuvant given along with antigens are going to________________?

   A. Increase toxigenicity
   B. Increase antigenicity
   C. Reduce the antigenicity
   D. reduce the toxigenicity

7. Which of the following is not present in lungs ?

   A. Clara cells
   B. Langerhans cells
   C. Brush cells
   D. Klutischky cells

8. All of the following types of collagen except one are present in cartliage__________?

   A. 2
   B. 4
   C. 6
   D. 9

9. Tha gene for Breast Cancer (BRCA) is present on chromosome___________?

   A. 21
   B. 17
   C. 15
   D. 9

10. Which of the following is not present on the medial surface of a submandibular gland ?

    A. Styloglossus
    B. Mylohyoid
    C. Facial vein
    D. Hyoglossus