MICROBIOLOGY Flashcards
1
Q
VIRULENCE FACTOR OF STAPH AUREUS
A
PROTEIN A
2
Q
MOST COMMON CAUSE OF ACUTE ENDOCARDITIS
A
STAPH AUREUS
3
Q
LEVEL OF EPIDERMIS, DERMIS AFFECTATION OF SSSS
A
STRATUM GRANULOSUM
4
Q
PANTON VALENTIN LEUKOCIDIN , ASSOCIATED WITH WHAT BACTERIA
A
STAPH AUREUS
5
Q
BACTERIA WHICH IS NOVOBIOCIN SENSITIVE
A
S. EPIDERMIDIS
6
Q
Most common cause of prosthetic valve endocarditis
A
staph epidermidis
7
Q
organism who has exotoxin B as virulence factor
A
strep pyogenes
8
Q
PYR test detects what organism
A
pyogenes, group D
9
Q
hippurate hydroylysis test
A
strep agalactiae
10
Q
bile and optochin resistant
bile and optochin sensitive
A
resistant: group D
sensitive pneumonia
11
Q
bacteria associated with colon cancer
A
streptococcus bovis
12
Q
marantic endocarditis
A
streptococcus bovis
13
Q
major virulence factor of strep pneumo
A
polysaccharide capsule
14
Q
virulence factor for viridans strep
A
glycocalyx
15
Q
most common cause of subacute bacterial endocarditis
A
viridans strep, strep sanguis
16
Q
virulence factor of bacillus anthracis, specific
A
protein capsule, poly D glutamic Acid
17
Q
bacteria that causes massive mediastinal hemorrhage
A
anthrax
18
Q
enumerate toxins of bacillus anthracis
A
edema toxin
protective antigen
lethal toxin
19
Q
box car shaped rods
A
bacillus anthracis
20
Q
colony characteristic of bacillus anthracis
A
medusa head
21
Q
heat stable enterotoxin
heat labile enterotoxin
A
stable-staph aureus
labile- bacillus cereus
22
Q
mechanism of action of tetanospasmin
A
inhibits the release of GABA and glycine
23
Q
DOC cutaneous anthrax
A
ciprofloxacin
24
Q
virulence factor of clostridium tetani
A
flagella
25
virulence factor of clostridium botulinum
flagella
26
MOA of botox toxin
inhibits release of ach from peripheral nerves
27
DOC for botulism
botulinum antitoxin
28
toxin of clostridium perfringens
lecithinase aka alpha toxin
29
culture medium and colony characteristic of clostridium perfringens
egg yolk , double zone of hemolysis
30
antibiotics associated with pseudomembranous colitis
clindamycin, ampicillin, second and third generation cephalosporins
31
clinical manifestation of corynebacterium dipth
cardiac : av conduction block
| neuro: GBS and peripheral nerve palsies including GBS
32
modified elek test is for what organism
corynebacterium diphtheria
33
MOA of the major virulence factor of listeria monocytogenes
listeriolysin o, allows escape from the phagolysosome
34
predisposing factor of actinomyces infection
dental extraction
35
bacteria that has a unique iron extracting capability
neisseria meningitides
36
most common cause of meningitis among 2-18yo
n. meningitides
37
prophylaxis for those exposed with meningo
rifampin, ciproflox
38
most severe form of neisseria meningitides
waterhouse friedricksen disease
39
late complement components will lead to a susceptibility to this micro organism
neisseria
40
virulence factor of gonorrhoeae which allows cell invasion
invasion and adherence
outermembrane protein
opa protein
41
confers antigenic variation for neisseria
pili
42
most common cause of hyperacute bacterial conjuncitivitis
gono
43
causes epiglottitis
haemophilus influenzae type b
44
aka pfeiffer's bacilus
haemophilus influenzae
45
virulence factor of bordatella pertussis
filamentous hemagglutinin
46
culture negative subacute bacterial endocarditis
eikenella
| kingella
47
gram negative rod , lactose fermenting, urease positive ESBL
klebsiella
48
what grows on skirrow's agar
campylobacter
49
non lactose fermenting gram negative
salmonella shigella pseudomonas proteus
50
DOC meningococcal meningitis
ceftriaxone
51
DOC for close contacts of infected persons
rifampicin
52
antibiotic included in thayer martin against fungus
nystatin
53
antibiotic against gram negative included in thayer martin
colistin and trimethoprim
54
treatment for gonorrhoeae
ceftriaxone plus doxy to cover for chlamydia
55
MC cause of hyperacute bacterial conjunctivitis
gonorrhoeae
56
satellite growth around s aureus
haemophilus influenzae
57
most serious manifestation of hib infection
meningitis
58
cause of acute epiglottitis
hib
59
virulence factor of bordatella pertussis
filamentous hemagglutinin FHA
60
virulence factor causing whooping cough
tracheal cytotoxin, destroys ciliated cells
61
causes Turspirina
bordatella
62
most contagious stage of whooping cough
catarrhal
63
T/F pertussis vaccine may be given to pregnant women
true
64
charcoal and yeast agar grows
legionella
65
non specific flu like symptoms of pneumonia accompanied by diarrhea
legionella
66
virulence factor of legionella
endotoxin
67
t/f escherichia coli can cause blood diarrhea
true, via the shiga toxin
68
gram neg bacilli that may be transmitted via FLIES
shigella
69
which bacteria causes invasion of the M cells of the intestine
shigella
70
DOC shigella
fluoroquinolones
71
bacteria that grows in XLD
shigella
72
MC cause of bacillary dysentery
shigella sonnei
73
Mc cause of epidemic dysentery
EPIDEMIC , DISSEMINAted, SHigella DYSenteria, type 1
74
gold standard for diagnosis of typhoid fever
bone marrow culture
75
patient with sickle cell anemia develops osteomyelitis or any focal lesion following ingestion of contaminated foo.
Salmonella cholerasuis
76
organism that grows in thiosulfate citrate bile salt
vibrio
77
most common cause of BACTERIAL GASTROENTERITIS
Campylobacter jejuni
78
bacteria that causes reiter syndrome
campylobacter jejuni
79
gram negative bacteria who was found to be "triple positive" what bacteria is it
helicobacter pylori
80
organism implicated in UTI among those with nephrolith
proteus
81
most common cause of otitis externa
pseudomonas aeruginosa
82
organism grown on cetrimide agar
pseudomonas
83
obligate anaerobes
clostridium, actinomyces, bacteroides and fusobacterium
84
synergistic pathogenicity bacteria
bacteroides fragilis
85
infection with this bacteria mimics ulcerative colits
campylobacter jejuni
86
has predilection for erythritol
brucella, its a sugar seen in the placenta of cattle
87
organism that require cysteine
francisella
88
DOC for francisella
streptomycin
89
rapid antigen test for f1 detects this organism
yersinia pestis
90
rabbit or squirrel bite
francisella
91
dog or cat bite
pasteurella
92
seen as buttery colonies with musty odor
pasteurella
93
human bite
eikenella corrodens
94
cord factor produced by what organism?
mycobacterium tuberculosis
95
mechanism of action of chord factor
inhibits neutrophil migration and destroys mitochondria
96
patient is ppd positive , but has no symptoms, what is tha management
isoniazid for nine months
97
bacteria that causes crippling
mycobac leprae
98
drug added to treat lepromatous leprosy
clofazimine
99
tiniest free living organism capable of self replication
mycoplasma pneumoniae
100
most common infectious cause of SJS
mycoplasma pneumoniae
101
most common cause of atypical pneumonia
mycoplasma pneumoniae
102
the only bacteria with sterol in their membrane
mycoplasma
103
bacteria associated with cold agglutinin
mycoplasma pneumoniae
104
bacteria used in weil felix reaction to test for rickettseial dse
proteus
105
what bacteria is culture in eaton's agent
mycoplasma pneumoniae
106
argyll robertson pupil
syphilis
107
most common cause of death in congenital syphilis
pulmonary hemorrhage
108
higoumenaki , enlargment of the sternoclavicular joint
congenital syphilis
109
most specific test for syphilis
FTA ABS
110
has rapid antigenic changes due to programmed rearrangements
borrelia recurrentis
111
DOC for lyme dse
doxycycline
112
acute leptospiremic phase what specimen do u use
CSF and blood
113
late leptospiremic phase , specimen
urine
114
gold standard for diagnosis of leptospirosis
MAT
115
culture media for leptospirosis
EMJH
116
halberstaedter prowazek inclusion
chlamydia
117
most common cause of STD
chlamydia
118
staccato cough
chlamydia
119
mccoy cells with cycloheximide
chlamydia
120
bacteria associated with atherosclerosis
chlamydia
121
drug of choice for rickettsial infections
doxycycline
122
cat scratch disease
bartonella henselae
123
rickettsial dse with the highest mortality
q fever caused by rickettsiaakari
124
the only gram positive bacteria that has LPS
listeria monocytogenes
