Medical MCQs

5099 MCQs  (Page 200 of 510)

Borelia vincenti is a______________?
A. Mycoplasma
B. Mycobacteria
C. Spirochaete
D. Chlamydia
Pathogenic treponemas can be maintained in________________?
A. Tissue culture
B. Chick embryos
C. Artificial media
D. Rabbit testis only
Teichoic acid is present in cell walls of_________________?
A. Gram positive bacteria
B. Gram negative bacteria
C. Yeast
D. Protozoa
Pasteur developed the vaccine for_______________?
A. Anthrax
B. Rabies
C. Cholera
D. All of the above
What is the transport medium for cholera___________________?
A. Tellurite medium
B. Cary blair medium
C. Venkatraman – ramakrishnan medium
D. B & c
Which organism causes prosthetic valve endocarditis within 60 days of surgery________________?
A. Streptococcus viridans
B. Staphylococcus epidermis
C. Staphylococcus aureus
D. Fungus
False +ve for VDRL is seen in______________?
A. Yaws
B. Lepromatous leprosy
C. Malaria
D. All of the above
Rickettsiae__________________?
A. Multiply within living cell
B. Transmitted by arthropod vectors
C. Respond to tetracycline therapy
D. All of the above
Causative organism for gas gangrene_______________?
A. Clostridium tetani
B. Clostridium welchii
A. Coli
C. Strep. faecalis