Which of the following apply to the virulence factors of clostridium perfringens?
Anonymous Quiz
8%
A. Coagulase
10%
B. Endotoxin
52%
C. Lacithinase
16%
D. Toxic shock syndrome toxin
15%
E. Neurotoxin
All clostridium species?
Anonymous Quiz
7%
A. Food microorganisms
10%
B. Non spore former
6%
C. Oppurtunistic pathogens
68%
D. Gram positive
10%
E. Obligate aerobes
Clostridium difficile one is wrong?
Anonymous Quiz
14%
A. Clindamycin is one of the famous initiating drug
17%
B. Antibiotic associated diarrhea
12%
C. Most common cause of acute infectious diarrhea in nursing home
38%
D. Anti motility drugs such as opiates is highly indicated
20%
E. Cause psudomembranous colitis
The following bacteria excretes the most powerful human toxin
Anonymous Quiz
26%
A. Clostridium tetani
11%
B. Staphylococcus aureus
49%
C. Clostridium botulism
10%
D. Streptococcus pneumoniae
4%
E. Neisseria meningitidis
Clostridium perfringens:
Anonymous Quiz
7%
A. Causes meningitis
4%
B. Gram negative bacteria
3%
C. Non spore forming
9%
D. Causes alpha hemolysis on blood agar
76%
E. Causes gas gangrene
The following are true about clostridium tetani:
Anonymous Quiz
15%
A. The symptoms of tetanus produced by an endotoxin
33%
B. It is a gram positive bacilli with terminal spore
12%
C. No vaccine is present
30%
D. It is an anaerobic spore forming bacteria
11%
E. Gas gangrene can result from clostridium tetani infection
Which of the following statements about tetanus and tetanus toxoid is correct?
Anonymous Quiz
13%
(A) Tetanus toxin kills neurons
6%
B) Tetanus toxoid immunization has a 10% failure rate
6%
(C) The mortality rate of generalized tetanus is less than 1%
12%
(D) Double vision is commonly the first sign of tetanus
63%
(E) Tetanus toxin acts on inhibitor interneuron synapses
Nagler's reaction is useful for the identification of
Anonymous Quiz
15%
A. C tetani
53%
B. C perfringens
13%
C. C botulinum
20%
D. C difficile
Which of the following bacteria causes flaccid paralysis
Anonymous Quiz
10%
C perfringens
18%
C difficile
23%
C tetani
49%
C botulinum
Diphtheria toxin acts by
Anonymous Quiz
17%
Increasing levels of cyclic AMP
6%
Inhibiting glucose transport
70%
Inhibiting protein synthesis
8%
Inhibiting acetylcholine release
Elek’s gel preciptiation test is for
Anonymous Quiz
2%
Hemophillus
89%
Diphtheria
8%
Anthrax
1%
Gonococcus
The culture medium for Coryneacterium diptheriae is
Anonymous Quiz
44%
Loeffler’s serum slope
19%
Lowenstein-Jensen medium
29%
McConkey agar
8%
Sabouraud’s agar
Beta_Hemolytic bacteria is
Anonymous Quiz
9%
Streptococcus pneumoniae
80%
Streptococcus pyogens
3%
Streptococcus fecalis
4%
Viridans group of streptococci
4%
Staphylococcus epidermidis
Which of the following is the main feature of streptococcus pneumoniae
Anonymous Quiz
16%
Gram positive
23%
Lancet shaped diplococci
17%
Encapsulated bacteria
4%
Bean shaped cocci
40%
Alpha hemolytic
All are true for neisseria meningitidis except
Anonymous Quiz
62%
Gram positive
2%
Diplococci
12%
Encapsulated
6%
Causative agent of meningitis
17%
Vaccine is available
The following are among complications of neisseria gonorrhoeae infections except
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4%
Urethral stricture
4%
Ectopic pregnancy
9%
Infertility
21%
Opthalmia neonatrum
63%
Diarrhea