Frage 1
Frage
Nagler's reaction is used in rapid diagnosis of :
Antworten
-
A) Gas gangrene
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B) Tetanus
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C) Diphteria
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D) Botulism
Frage 2
Frage
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:
Antworten
-
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
Frage 3
Frage
Traditional media for diagnosis of T.B include all of the following EXCEPT:
Antworten
-
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
Frage 4
Frage
Actinomyces are differentiated from nocardia by all of the following except;
Antworten
-
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
Frage 5
Frage
Which of the following cause TB like disease ?
Frage 6
Frage
Nocardia brasiliensis infection occurs by:
Frage 7
Frage
The Env polyprotein is cleaved by:
Antworten
-
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
Frage 8
Frage
The following condition is responsible for HIV antigenic variation:
Frage 9
Frage
Seroconversion in HIV occurs :
Frage 10
Frage
which of the following viruses cause neck rigidity ;
Antworten
-
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
Frage 11
Frage
which of the following viruses cause pulmonary disease:
Antworten
-
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
Frage 12
Frage
The main virulence factor f pseudomonas in chronic lung disease associated with pts with cystic fibrosis of the lung is:
Antworten
-
A) Capsule
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B) hemolysin
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C) elastase
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D) pilli
Frage 13
Frage
Which of the following G-ve bacilli is Ampicillin and cephalosporin sensitive:
Antworten
-
A) p.Mirabilis
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B) p. vulgaris
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C) K.aerogenes
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D) k.ozaene
Frage 14
Frage
which of the following bacteria causes osteomylitis in pts with sickle cell anemia
Frage 15
Frage
which of the following is H2s positive
Frage 16
Frage
which of the following diseases is/are caused by ssp.pnemoniae (klebsiella)?
Frage 17
Frage
Recovery in Rhinoviruses common cold is due to:
Antworten
-
A) IFN alpha
-
B) IFN gamma
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C) IL1
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D) non of the above
Frage 18
Frage
which of the following viruses cause hgic conjunctivitis:
Antworten
-
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
Frage 19
Frage
which of the following viruses cause Aseptic meningitis and flaccid paralysis:
Antworten
-
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
Frage 20
Frage
the best method for diagnosis of polio virus is:
Antworten
-
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
Frage 21
Frage
which of the following viruses causes infantile gastroenteritis:
Antworten
-
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
Frage 22
Frage
all of the following bacteria are non motile except:
Antworten
-
A) yersinia pestis
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B) klebsiella
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C) shigella
-
D) H.pylori
Frage 23
Frage
the main virulence factor of yersinia pestis responsible for dissemination is:
Frage 24
Frage
which of the following causes hydrolysis of Hippurate:
Antworten
-
A) campylobacter coli
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B) campylobacter jeujeni
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C) H PYLORI
-
D) all of the above
Frage 25
Frage
all of the following are urease positive except:
Antworten
-
A) pseudomonas
-
B) proteus
-
C) H pylori
-
D) Y. pseudotuberclosis
Frage 26
Frage
cholera red reaction is seen in:
Antworten
-
A) V.cholera
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B) Ecoli
-
C) K.oxytoca
-
D) p.vulgaris
-
E) all of the above
Frage 27
Frage
treatment of animal bite fever is:
Antworten
-
A) penicillin G
-
B) aminoglycosides
-
C) CIPROFLOXACIN
-
D) metronidazole
Frage 28
Frage
which of the following bacteria is cultured on glucose cysteine blood agar:
Frage 29
Frage
all of the following survive IC in phagocytes except:
Antworten
-
A) brucella
-
B) legionella
-
C) franscisella
-
D) Campylobacter coli
Frage 30
Frage
treatment of meningitis and epiglottitis caused by H.influenza is treated by :
Antworten
-
A) ceftriaxone
-
B) amoxicillin
-
C) Tetracyclin
-
D) all of the above