A. CD 4*
B. CD 8*
C. B – lymphocytes
D. None of the above
✅ The correct answer is option CD 4*.
562. Which of the following is true about amoebic liver disease ?
A. Left lobe of liver is commonly involved
B. Portal system is the main filtration system
C. Trophozoites can be visualized in the pus
D. Non-suppurative form is the serious form of extra intestinal amoebiasis
✅ The correct answer is option Trophozoites can be visualized in the pus.
599. Toxoids are_________________?
A. antigenic and toxic
B. antigenic and non-toxic
C. non-antigenic and toxic
D. non-antigenic and non-toxic
✅ The correct answer is option antigenic and non-toxic.
594. Group A carbohydrate of Str. pyogenes cross reacts with human_________________?
A. Synovial fluid
B. Myocardium
C. Cardiac valves
D. Vascular intima
✅ The correct answer is option Cardiac valves.
589. Lancefields classification of B hemolytic streptococcus is based on______________?
A. M Protein
B. Polysaccharide C antigen
C. Type of lipid in cell membrane
D. Physiological properties
✅ The correct answer is option Polysaccharide C antigen.
584. True about prions________________?
A. Composed largely proteins without any nucleic acid
B. Phase in which virus cannot be demonstrated in host cell
C. Viruses which are genetically deficient
D. Viral components may be synthesized but maturation & assembling is defective
✅ The correct answer is option Composed largely proteins without any nucleic acid.
579. Common inhabitant of throat and tonsils is______________?
A. Alpha hymolytic streptococci (S. viridans)
B. Staphylococci
C. Beta hemolytic streptococci
D. Pneumococci
✅ The correct answer is option Alpha hymolytic streptococci (S. viridans).
574. Complement binding immunoglobin via the classical pathway is_______________?
A. IgG & igM
B. IgG & IgA
C. IgG & IgD
D. IgD & IgE
✅ The correct answer is option IgG & igM.
569. The genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____________?
A. Conjugation
B. Rarefaction
C. Transduction
D. Transformation
✅ The correct answer is option Conjugation.
561. Methods for the diagnosis of superficial fungal infection________________?
A. Microscopic examination of skin scrapings
B. KOH staining
C. Wood light examination
D. All of the above
✅ The correct answer is option All of the above.