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Microbiology > enterobactericeae > Flashcards

enterobactericeae Flashcards

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1
Q

isolated from urinar,y tract (3)

A

e. coli
k. pneumoniae
p. mirabilis

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2
Q

virulence factor of e.coli?

identical to capsular antigen of?

A

k1 antigen

n.meningitidis grp B

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3
Q

specimens for salmonella identification:
1st wk
2nd
3rd

A

blood
stool
urine

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4
Q

green metallic sheen?

what agar?

A

e.coli

EMB

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5
Q

contaminated IV fluids

A

pantoea agglomerans

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6
Q

false (+) agglutination

A

citrobacter

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7
Q

capsular K antigen

anong meron? (5)

A 
kapsel
heat labile
found in the capsule
K1 antigen: e.coli
Vi antigen: s.enterica subsp. enterica seroype typhi
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8
Q

sereny test is a virulence test for (2)

defn?

A

shigella
eiec
det the ability to produce keratoconjuctivitis in guinea pig

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9
Q

antibiotic-resistant (3)

A

enterobacter
citrobacter
serratia

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10
Q

contaminant in antiseptic soln which causes septic arthritis

A

s.marcescens

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11
Q 
most commonly isolated in klebsiella?
yersinia?
proteus?
enterobacter?
human pathogen spp for edwardsiella
most virulent for shigella
A

k. pneumoniae subsp. pneumonia
y. enterolitica
p. mirabilis
e. cloacae
e. tarda
s. dysenteriae

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12
Q

yersinia pestis in mcroscope

A

bipolar staining/closed safety pin appearance

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13
Q

bubonic plaque

A

yersinia pestis

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14
Q

other name of k.pneumoniae subsp. pneumonia?
mac?
neufeld quellung +/- ?

A

friedlander’s bacillus
pink mucoid colonies
+

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15
Q

all citrobacter grow on what agar

A

SCA

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16
Q

currant jelly like sputum

A

k.pneumoniae subsp. pneumonia

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17
Q

resembles klebsiella?

A

enterobacter

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18
Q

yellow pigmented colonies

A

cronobacter sakazakii

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19
Q

shigella can be transmitted by? (4)

A

flies
food
fingers
feces

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20
Q

stalactite pattern in broth

A

yersinia pestis

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21
Q

6th century pandemic

A

yersinia pestis

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22
Q

non motile at 35C

A

y.entercolitica

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23
Q

s.enterica type 4

A

s.enterica subsp. houtenae

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24
Q

other name for e.coli?

imvic?

A

colon bacillus

++–

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25
burnt chocolate/gun powder odor
proteus
26
class A bioterrorism agent
yersinia pestis
27
isolated from diarrheal stool cultures
citrobacter freundii
28
s.enterica type 3a
s.enterica subsp. arizonae
29
gay bowel syndrome
s.flexneri
30
bacillary dysentery is caused by
s.dysenteriae type 1
31
same biochemically to p.vulgaris except it is citrate (-)
morganella
32
triple decarboxylase rxn? | what r those?
pantoea agglomerans lysine decarboxylase arginine dihydrolase ornithine decarboxylase
33
rapid urease producer which causes renal stone formation
proteus
34
shigella which decarboxylates ornithine
s.sonnei
35
rose spots appear during? caused by? appear around the? (what part of the body)
2nd wk of infection s.serotype typhi periumbilical region
36
flagellar H antigen | anong meron? (4)
hauch heat labile found in flagella for salmonella serotyping
37
causative agent for the peanut butter outbreak
s.serotype typhimurium
38
site of chronic carriage of s.serotype typhi? | only remedy?
gallbladder | cholecystectomy
39
s.enterica type 6
s.enterica subsp. indica
40
motile at 22C
y.entercolitica
41
s.enterica type 2
s.enterica subsp salamae
42
(+) PAD (3)
proteus providencia morganella
43
late lactose fermenters (8)
``` citrobacter salmonella shigella yersinia erwinia s.sonnei serratia hafnia ```
44
s.enterica type 3b
s.enterica subsp. diarizonae
45
causative agent of enterocolitis
y.entercolitica
46
requires cold temp technique? | what temp?
y.entercolitica | 4 C
47
bichemically resembles salmonella
citrobacter
48
s.enterica type 1
s.enterica subsp. enterica
49
produces type 1 cephalosporinase
citrobacter freundii
50
salmonella in MAC? | SSA?
colorless colonies | colorless colonies w/ blac center
51
etiologic agent of enteric fever
s.serotype typhi
52
test to differentiate providencia spp? | what r those spp?
christensen's urea p. rettgeri p. stuarti
53
only cytochrome oxidase (+)
plesiomonas shigelloides
54
lactose fermeters (3)
e.coli klebsiella enterobacter
55
indole (+) klebsiella (2)
k. oxytoca | k. ornithinolytica
56
(+) christensen's urea
p.rettgeri
57
black death
yersinia pestis
58
apron-like colonies? | what agar?
plesiomonas shigelloides | CIN
59
(+) trio decarboxylate test
plesiomonas shigelloides
60
travellers diarrhea
etec
61
all are commensal except (3)
salmonella shigella yersinia
62
bull's eye colonies? | what agar?
y.entercolitica | CIN
63
e.coli strain which is (+) to verotoxin? verotoxin is identical to? infections?
ehec shiga toxin HUS, bloody diarrhea w/o WBCs
64
media w/ h2s indicator (3)
XLD HE agar BSA
65
mpst common forms food poisoning
gastroenteritis
66
ESBL-producing bacteria (3)
e. coli k. pneumoniae k. oxytoca
67
plague bacillus
yersinia pestis
68
musty pungent/potato like odor
s.odoriferi
69
infects proximal convoluted tubules
proteus
70
blacnching rose-colored papules
s.serotype typhi
71
stacked brick appearance
eaec
72
test to differentiate citrobacter spp? | what r those spp? (2)
ONPG c. freundii c. koseri
73
all are motile except (3)
klebsiella shigella yersinia
74
same imvic rxn to e.coli
edwardsiella
75
primary marker of fecal contamination
colon bacillus
76
non lactose fermenters (4)
edwardsiella proteus morganella providencia
77
isolated from cold & warm blooded animals
edwardsiella
78
swarming phenomenon
proteus
79
watery diarrhea w/ WBCs
eiec
80
all are nonencapsulated except (2)
klebsiella | enterobacter
81
somatic O antigen | anong meron? (4)
Ohne heat stable found cell wall for e.coli & shigella serotyping
82
associated with diarrhea (4)
e.coli salmonella shigella yersinia
83
causes meningitis from powdered infant formula
cronobacter sakazakii
84
osteomyelitis
s.plymuthica
85
most serious pathogenic enterobacteria for human? | causing? (2)
salmonella
86
infantile diarrhea
epec

Microbiology (6 decks)

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