Questão 1
Questão
Nagler's reaction is used in rapid diagnosis of :
Responda
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A) Gas gangrene
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B) Tetanus
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C) Diphteria
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D) Botulism
Questão 2
Questão
A 22-year old man fell while riding his motor cycle and suffered an open fracture of his left femur and severe lacerations and crushing injury into the thigh . 24 hours later, pain and swelling in the thigh increased rapidly . serous dicharge from the wound was observed and a crepitus was felt. an important virulence factor of the causative organism is:
Responda
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A) Botulinum neurotoxin
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B) Edema factor
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C) Epidermolytic factor
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D) Lethicinase enzyme
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E) tetanospasmin
Questão 3
Questão
Traditional media for diagnosis of T.B include all of the following EXCEPT:
Responda
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A) BACTEC system
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B) Lowenstein Jensen
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C) Middle brook agar
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D) Middle brook broth
Questão 4
Questão
Actinomyces are differentiated from nocardia by all of the following except;
Responda
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A) Commensals in mouth , Git and female genital tract
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B) produce sulpher granules
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C) not acid fast
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D) slower growing organism
Questão 5
Questão
Which of the following cause TB like disease ?
Questão 6
Questão
Nocardia brasiliensis infection occurs by:
Questão 7
Questão
The Env polyprotein is cleaved by:
Responda
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A) viral protease
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B) viral polymerase
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C) host protease
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D) all of the above
Questão 8
Questão
The following condition is responsible for HIV antigenic variation:
Questão 9
Questão
Seroconversion in HIV occurs :
Questão 10
Questão
which of the following viruses cause neck rigidity ;
Responda
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A) sand fly fever virus
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B) Dengue virus
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C) Lassa virus
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D) Hanta virus
Questão 11
Questão
which of the following viruses cause pulmonary disease:
Responda
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A) Lassa virus
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B) yellow fever virus
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C) Dengue virus
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D) Hanta virus
Questão 12
Questão
The main virulence factor f pseudomonas in chronic lung disease associated with pts with cystic fibrosis of the lung is:
Responda
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A) Capsule
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B) hemolysin
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C) elastase
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D) pilli
Questão 13
Questão
Which of the following G-ve bacilli is Ampicillin and cephalosporin sensitive:
Responda
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A) p.Mirabilis
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B) p. vulgaris
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C) K.aerogenes
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D) k.ozaene
Questão 14
Questão
which of the following bacteria causes osteomylitis in pts with sickle cell anemia
Questão 15
Questão
which of the following is H2s positive
Questão 16
Questão
which of the following diseases is/are caused by ssp.pnemoniae (klebsiella)?
Questão 17
Questão
Recovery in Rhinoviruses common cold is due to:
Responda
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A) IFN alpha
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B) IFN gamma
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C) IL1
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D) non of the above
Questão 18
Questão
which of the following viruses cause hgic conjunctivitis:
Responda
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A) Coxsakie Group A
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B) Coxsakie Group B
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C) type 70 enterovirus
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D) A+C
Questão 19
Questão
which of the following viruses cause Aseptic meningitis and flaccid paralysis:
Responda
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A) polio virus
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B) type 71 enterovirus
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C) type 68 enterovirus
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D) A+B
Questão 20
Questão
the best method for diagnosis of polio virus is:
Responda
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A) RT-PCR
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B) serotyping
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C) A+B
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D) non of the above
Questão 21
Questão
which of the following viruses causes infantile gastroenteritis:
Responda
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A) corona virus
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B) Rota virus
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C) polio virus
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D) non of the above
Questão 22
Questão
all of the following bacteria are non motile except:
Responda
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A) yersinia pestis
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B) klebsiella
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C) shigella
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D) H.pylori
Questão 23
Questão
the main virulence factor of yersinia pestis responsible for dissemination is:
Questão 24
Questão
which of the following causes hydrolysis of Hippurate:
Responda
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A) campylobacter coli
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B) campylobacter jeujeni
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C) H PYLORI
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D) all of the above
Questão 25
Questão
all of the following are urease positive except:
Responda
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A) pseudomonas
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B) proteus
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C) H pylori
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D) Y. pseudotuberclosis
Questão 26
Questão
cholera red reaction is seen in:
Responda
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A) V.cholera
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B) Ecoli
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C) K.oxytoca
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D) p.vulgaris
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E) all of the above
Questão 27
Questão
treatment of animal bite fever is:
Responda
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A) penicillin G
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B) aminoglycosides
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C) CIPROFLOXACIN
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D) metronidazole
Questão 28
Questão
which of the following bacteria is cultured on glucose cysteine blood agar:
Questão 29
Questão
all of the following survive IC in phagocytes except:
Responda
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A) brucella
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B) legionella
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C) franscisella
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D) Campylobacter coli
Questão 30
Questão
treatment of meningitis and epiglottitis caused by H.influenza is treated by :
Responda
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A) ceftriaxone
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B) amoxicillin
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C) Tetracyclin
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D) all of the above