Quiz
microbiology
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Questions in this quiz (30)
1Nagler's reaction is used in rapid diagnosis of :
- AA) Gas gangrene
- BB) Tetanus
- CC) Diphteria
- DD) Botulism
2A 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:
- AA) Botulinum neurotoxin
- BB) Edema factor
- CC) Epidermolytic factor
- DD) Lethicinase enzyme
- EE) tetanospasmin
3Traditional media for diagnosis of T.B include all of the following EXCEPT:
- AA) BACTEC system
- BB) Lowenstein Jensen
- CC) Middle brook agar
- DD) Middle brook broth
4Actinomyces are differentiated from nocardia by all of the following except;
- AA) Commensals in mouth , Git and female genital tract
- BB) produce sulpher granules
- CC) not acid fast
- DD) slower growing organism
5Which of the following cause TB like disease ?
- AA) M.Kansasii
- BB) N. Asteroides
- CC) A+B
- DD) M. avium intracellulare
6Nocardia brasiliensis infection occurs by:
- AA) Droplet
- BB) Damage of mucousal barrier
- CC) Traumatic introduction into S.C tissues
- DD) all of the above
7The Env polyprotein is cleaved by:
- AA) viral protease
- BB) viral polymerase
- CC) host protease
- DD) all of the above
8The following condition is responsible for HIV antigenic variation:
- AA) GP 120 Ag mutation
- BB)lack of reverse transcriptase enzyme
- CC)integration of proviral DNA copy into host cell genome
- DD) all of the above
9Seroconversion in HIV occurs :
- AA) 6 months after infection
- BB) 1-4 weeks after infection
- CC) In clinical latency
- DD) Non of the above
10which of the following viruses cause neck rigidity ;
- AA) sand fly fever virus
- BB) Dengue virus
- CC) Lassa virus
- DD) Hanta virus
11which of the following viruses cause pulmonary disease:
- AA) Lassa virus
- BB) yellow fever virus
- CC) Dengue virus
- DD) Hanta virus
12The main virulence factor f pseudomonas in chronic lung disease associated with pts with cystic fibrosis of the lung is:
- AA) Capsule
- BB) hemolysin
- CC) elastase
- DD) pilli
13Which of the following G-ve bacilli is Ampicillin and cephalosporin sensitive:
- AA) p.Mirabilis
- BB) p. vulgaris
- CC) K.aerogenes
- DD) k.ozaene
14which of the following bacteria causes osteomylitis in pts with sickle cell anemia
- AA) salmonella cholerasuis
- BB) staph aureus
- Cc) A+B
- DD) pseudomonas
15which of the following is H2s positive
- AA) NOn diahrreogenic Ecoli
- BB) Klebsiella
- CC) pseudomonas
- DD) proteus
16which of the following diseases is/are caused by ssp.pnemoniae (klebsiella)?
- AA) Neonatal meningitis
- BB) atrophic rhinitis
- CC) Fried - lander pneumonia and wound infection
- DD) A+c
17Recovery in Rhinoviruses common cold is due to:
- AA) IFN alpha
- BB) IFN gamma
- CC) IL1
- DD) non of the above
18which of the following viruses cause hgic conjunctivitis:
- AA) Coxsakie Group A
- BB) Coxsakie Group B
- CC) type 70 enterovirus
- DD) A+C
19which of the following viruses cause Aseptic meningitis and flaccid paralysis:
- AA) polio virus
- BB) type 71 enterovirus
- CC) type 68 enterovirus
- DD) A+B
20the best method for diagnosis of polio virus is:
- AA) RT-PCR
- BB) serotyping
- CC) A+B
- DD) non of the above
21which of the following viruses causes infantile gastroenteritis:
- AA) corona virus
- BB) Rota virus
- CC) polio virus
- DD) non of the above
22all of the following bacteria are non motile except:
- AA) yersinia pestis
- BB) klebsiella
- CC) shigella
- DD) H.pylori
23the main virulence factor of yersinia pestis responsible for dissemination is:
- AA) plasminogen activator
- BB) cytotoxin associated antigen
- CC) polypeptide capsule
- DD) non of the above
24which of the following causes hydrolysis of Hippurate:
- AA) campylobacter coli
- BB) campylobacter jeujeni
- CC) H PYLORI
- DD) all of the above
25all of the following are urease positive except:
- AA) pseudomonas
- BB) proteus
- CC) H pylori
- DD) Y. pseudotuberclosis
26cholera red reaction is seen in:
- AA) V.cholera
- BB) Ecoli
- CC) K.oxytoca
- DD) p.vulgaris
- EE) all of the above
27treatment of animal bite fever is:
- AA) penicillin G
- BB) aminoglycosides
- CC) CIPROFLOXACIN
- DD) metronidazole
28which of the following bacteria is cultured on glucose cysteine blood agar:
- AA) franscisella tularensis
- Bb) pasturella multocida
- CC) brucella
- DD) y.pseudotuberclosis
29all of the following survive IC in phagocytes except:
- AA) brucella
- BB) legionella
- CC) franscisella
- DD) Campylobacter coli
30treatment of meningitis and epiglottitis caused by H.influenza is treated by :
- AA) ceftriaxone
- BB) amoxicillin
- CC) Tetracyclin
- DD) all of the above
Information
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- Micro.
- Author
- atbaa 2020
- Language
- English
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