Mcq Subject: Microbiology
A child with 10 days abdominal pain presented to OPD. Stool microscopy was done which showed the given findings. What is the DOC for the disease caused by the given organism?
A. Albendazole
B. Mebandazole
C. Praziquintal
D. Pyrantelpamoate
View DescriptionA young male complains of burning sensation upon urination and a purulent urethral discharge. Gram stain of the specimen shows pus cells with Gram negative diplococci. What is not true about the organism?
A. Pili is a virulence factor
B. Intracellular obligate
C. Show twitching motility
D. It is both catalase and oxidase positive
View DescriptionA 6-month child presented with diarrhea and vomiting for three days. Which of the following enterotoxin is most likely responsible for the condition?
A. NSP4
B. NSP6
C. VP3
D. VP7
View DescriptionAntibody-dependent enhancement is implicated in the immunopathogenesis of which disease?
A. Influenza
B. Staphylococcal toxic shock syndrome
C. Waterhouse-Friderichsen syndrome
D. Dengue hemorrhagic fever
View DescriptionBeta 3 glucan assay testing not done for
A. Invasive candidiasis
B. Aspergillosis
C. Pneumocystis carnii
D. Mucormycosis
View DescriptionWhich is not true about vibrio cholera
A. It is non-halophilic
B. Grows on simple media
C. Man is the only natural host
D. Cannot survive in extracellular environment
View DescriptionMHC Class II proteins are expressed by:
A. B-cells, dendritic cells and macrophages
B. Platelets
C. T-cells
D. All nucleated cells
View DescriptionA 22 years old male presented with history of fever, sore throat and enlarged neck lymph nodes. He was ordered a Paul-Bunnell test with a suspicion of Infectious mononucleosis. What is the immunological basis behind the use of this test?
A. Heterophile antibody test
B. Complement mediated agglutination reaction
C. Homophile antibody test
D. Latex agglutination test
View DescriptionIsolation period of measles:-
A. Onset of prodromal stage until 7th day of rash
B. Eruptive stage until 2 days of rash
C. Onset of prodromal phase until 3rd day of rash
D. Eruptive stage until 7th day of rash
View DescriptionCompared with autoclave, use of a dry heat oven for sterilization has the following disadvantage:
A. Time-consuming
B. Less effective
C. Causes instruments to rust
D. Causes sharp instruments to dull
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