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Enterobactericiae Flashcards

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1
Q

IMVIC of Escherichia

A

(+)(+)(-)(-)

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2
Q

TSI of Escherichia

A

A/A - Lactose Fermenter

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3
Q

Decarboxylase of Escherichia: LOA

A

(+)(+)(-)

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4
Q

Escherichia in EMB agar

A

Greenish metallic sheen

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5
Q

Escherichia in XLD agar

A

Yellow colonies

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6
Q

No. 1 cause of UTI
No. 2 cause of infant meningitis

A

Escherichia

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7
Q

ETEC - TOXIGENIC is causative agent of?

A

Montezuma revenge / Travellers disease

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8
Q

Escherichia that produces cholera like toxin (rice watery stool)

A

ETEC

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9
Q

Escherichia that produces childhood diarrhea

A

ETEC

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10
Q

Causative agent of Montezuma’s revenge

A

Escherichia - ETEC

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11
Q

Escherichia that produces heat labile and heat stable enterotoxins

A

ETEC

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12
Q

Escherichia that causes Shigella like infection

A

EIEC - INVASIVE

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13
Q

Escherichia that causes dysentery (painful passage of stool)

A

EIEC - INVASIVE

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14
Q

Escherichia that cause stool w/ RBC, Mucus, WBC

A

EIEC - INVASIVE

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15
Q

Virulence test for EIEC

A

Sereny test

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16
Q

Escherichia that causes Infantile diarrhea

A

EPEC - PATHOGENIC

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17
Q

Non invasive, No toxin Escherichia

A

EPEC - PATHOGENIC

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18
Q

Escherichia causing watery diarrhea w/o RBC, WBC, and mucus

A

EPEC - PATHOGENIC

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19
Q

Aka. VTEC (Verotoxin Escherichia coli)

A

EHEC - HEMORRHAGIC

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20
Q

Most virulent strain of EHEC

A

E. coli 0157:H7

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21
Q

Escherichia that causes HUS (hemolytic uremic syndrome)

A

EHEC - HEMORRHAGIC

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22
Q

Escherichia that produces verotoxin (Shigella like toxin)

A

EHEC - HEMORRHAGIC

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23
Q

SMAC result of EHEC

A

(-)

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24
Q

Escherichia that causes acute and chronic diarrhea

A

EAEC - AGGREGATIVE

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25
Escherichia that produces hemolysin
EAEC - AGGREGATIVE
26
Escherichia that produces ST like enterotoxin
EAEC - AGGREGATIVE
27
Escherichia motility
Non motile
28
IMVIC of Klebsiella
(-)(-)(+)(+)
29
TSI of Klebsiella
A/A
30
LIA of Klebsiella
K/K
31
Klebsiella: Decarboxylase: LOA
(+)(-)(-) except K. aerogenes (+)(+)(-)
32
Urease of Klebsiella
(+)
33
Klebsiella on MAC
Mucoid pink colonies
34
Only Klebsiella that is indole (+)
K. oxytoca
35
Klebsiella motility
Non motile
36
Enterobacter motility
Motile
37
IMVIC of Enterobacter
(-)(-)(+)(+)
38
Enterobacter: TSI / LIA
A/A K/K
39
Decarboxylase of Enterobacter: LOA
(+)(-)(-)
40
Enterobacter: Urease
(-) except E. gergoviae
41
Bacteria known to cause upper respiratory tract infections
Klebsiella Enterobacter Serratia
42
Known to produce 3 enzymes. What enzymes
Serratia DNAse Lipase Gelatinase
43
Produces red pigment (prodigiosin)
Serratia
44
Serratia Decarboxylase: LOA
(+)(+)(-)
45
Serratia: Citrate
(+)
46
Sources of infection of Salmonella
Dairy, water, poultry pet house
47
Causes Typhoid fever, Enterocolitis and Enteric fever
Salmonella
48
Colonies of Salmonella in SSA
Black
49
All Salmonella are cultured in BGA except
S. typhii - inoculated in Bismuth Sulfite Agar (BSA)
50
Salmonella motility
Non motile
51
Most important spp. of Salmonella
S. typhii
52
Specimen for Salmonella: 1st week / 2nd week / best
1st: blood/urine 2nd: stool Best: bone marrow
53
Salmonella causing Enterocolitis
S. typhimurium
54
Tube agglutination test for Salmonella
Widal test
55
Widal test: O / H / Vi
O - Somatic ag H - Flagellar ag Vi - Capsular ag
56
Widal test: O (Somatic ag) titer
1:160 - active Salmonella infection
57
Widal test: H (Flagellar ag)
Past infection (IgM)
58
Widal test: Vi (capsular ag)
Carrier (IgG)
59
Common name of Shigella
Inert bacteria
60
Shigella motility
Non motile
61
Shigella on SSA
Colorless
62
Shigella: TSI/LIA/LOA
K/A K/A (-)(-)(-)
63
Causes dysentery (stool w/ blood and mucus)
Shigella
64
Group type : O antigen A/B/C/D
A - S. dysenteriae B - S. flexnerii C - S. boydii D - S. sonnei
65
Shigella dysenteriae (Group A): Catalase/ONPG/Mannitol
(-)(-)(-)
66
Shigella flexnerii & boydii (Group B & C): Catalase/ONPG/Mannitol
(+)(-)(+)
67
Shigella sonnei (Group D): Catalase/ONPG/Mannitol
(+)(+)(+)

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