Tuberculin test screens for_____________?
A. Hemoral immunity
B. Cell mediated immunity
C. Complement function
D. Phagocyte dysfunction
Medical Mcqs
Which of the following have the capability to produce extra cellular polysaccharides______________?
Which of the following have the capability to produce extra cellular polysaccharides______________?
A. Strep. Mutans
B. Strep. pyogenes
C. Peptostreptococcus
D. Enterococcus
The single most important laboratory test for determining the virulence of staphylococci is___________?
The single most important laboratory test for determining the virulence of staphylococci is___________?
A. Mannitol fermentation
B. Hemolysis of sheep erythrocytes
C. Detection of coagulase
D. The catalase test
Which of the following characteristics of bacteria is not true?
Which of the following characteristics of bacteria is not true?
A. Unicellular
B. Free living
C. Having either DNA or RNA
D. Cell wall containing muramic acid
Salmonella typhi can be isolated at different times from______________?
Salmonella typhi can be isolated at different times from______________?
A. Feaces
B. Blood
C. Urine
D. All of the above
The temperature required for cultivating mycobacterium________________?
The temperature required for cultivating mycobacterium________________?
A. 2 degree
B. 0 degree
C. 27 degrees
D. 37 degrees
Silver impregnation method of staining is useful to demonstrate_____________?
Silver impregnation method of staining is useful to demonstrate_____________?
A. Bacterial flagella
B. Spirochetes
C. Both of the above
D. None of the above
Gram -ve bacteria stain during gram staining____________?
Gram -ve bacteria stain during gram staining____________?
A. Blue color
B. Red color
C. Green
D. Colorless
The most common site where organisms are present in a typhoid carrier is______________?
The most common site where organisms are present in a typhoid carrier is______________?
A. Spleen
B. Gall Bladder
C. Liver
D. Salivary gland
Diphtheria is pathogenic only when infected with______________?
Diphtheria is pathogenic only when infected with______________?
A. Beta phage
B. Alfa phage
C. Lambda K12
D. Delta Phage