In HIV, which cells are affected_______________?

Related Mcqs:

1. While performing a procedure, a resident doctor injures herself with a suture needle that has been used to stitch a patient with HIV infection for 11 years. He has been complaint with therapy for several years and has recently changed tablets because of alteration in his appearance. His last CD4 count was 360 cells/mm. The doctor is offered post exposure prophylaxis. Which regimen should she take ?

   A. Ziduvidine and Lamivudine
   B. Ziduvidine and Lamivudine and Indivair
   C. Ziduvidine and Lamivudine and Stavudine
   D. Ziduvidine and Lamivudine and Abacavir

2. Which of the following is associated with HIV infection________________?

   A. Hairy leukoplakia
   B. Erythroplakia
   C. Oral lichen planus
   D. Bullous pemphigoid

3. Which of the following would be seen in late HIV cases ?

   A. Kaposi’s sarcoma
   B. Oral hairy leukoplakia
   C. Gingivitis/periodontitis
   D. All of the above

4. The most common reported oral malignancy in HIV infection is______________?

   A. Squamous cell carcinoma
   B. Verrucous carcinoma
   C. Multiple myeloma
   D. Kaposi sarcoma

5. Why fetal cells continue to divide but terminally differentiated adult cells do not divide ?

   A. There are many cyclin inhibitors which prevent cell to enter into S phase in adult
   B. Phosphatase absent in fetal cells
   C. Proteinase is absent in fetus
   D. Absence of CD kinase

6. Bone marrow stem cells differ from differ from differentiated progenitor stem cells in what respect ?

   A. Provide differentiated terminal cells
   B. Reconstitution of Bone marrow
   C. Formation of the ovum
   D. Act as a repair system for the body

7. NK cells are effective against viral infected cells only if the cell with infection___________?

   A. Exprss MHC class I proteins
   B. Unable to express MHC class I proteins
   C. Express MHC class II proteins
   D. Unable to express MHC class II proteins

8. Confirmatory test for HIV infection is a_______________?

   A. ELISA
   B. Immunodot
   C. RIPA
   D. Western Blot

9. In HIV, gp 120, envelope glycoproteins bind specifically to______________?

   A. CD8 T-cells
   B. CD4 T-cells
   C. B – cells
   D. NK – cells

10. Which among the following anti-HIV drugs in an inhibitor of viral fusion ?

    A. Enfuvirtide
    B. Nelfinavir
    C. Efavirenz
    D. Etanercept: