A. Synovial fluid
B. Myocardium
C. Cardiac valves
D. Vascular intima
Group A carbohydrate of Str. pyogenes cross reacts with human_________________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Clostridium botulinum
B. Clostridium welchii
C. Clostridium tetani
D. Clostridium difficile
The most frequently encountered clostridial species in gas gangrene is______________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. ADP – ribosylation of the G regulatory protein
B. Inhibition of adenyl cyclase
C. Activation of GTPase
D. Active absorption of NaCI
In small intestine, cholera toxin acts by______________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Cardioli
B. Plasminogen
C. Palmityl lecithin
D. Serine
Phospholipid used to investigate syphilis by the reagin test is________________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Incubation period of 24 hours
B. Requires immediate antibiotics
C. Common with dairy products
D. Heat labile enterotoxin
Staphylococcal food poisoning includes the following features_______________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Culture
B. Gram stain
C. Biochemical reaction
D. Haemagglutination test
Fimbriae are demonstrated by ___________________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Group A
B. Group B
C. Group C
D. Group D
cAMP reaction is shown by which streptococci ? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Y. pestis
B. Pertussis
C. Mycoplasma
D. M-Tuberculosis
Cough plate method is used to identify________________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Aryl sulphatase test
B. Niacin test
C. Neutral red test
D. Catalase peroxidase test
Test for differentiating virulent form non-virulent tubercular bacilli_____________? Read More »
Bacteriology, Medical Mcqs, Microbiology A. Gram positive organisms
B. Gram negative organisms
C. Mycoplasma
D. Virus infections
