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Flashcards in Enterics and Neisseria Deck (94):
0

gram negative coccobacilli

enterobacteriaceae

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types of E coli

ETEC
EIEC
EPEC
EHEC
VTEC

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infection with ETEC leads to

Montezuma's revenge
turista
traveller's diarrhea
severe epidemic diarrheA

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infections with EIEC

fever
cramps
bloody stool

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infections with EPEC

infantile diarrhea

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infections with EHEC/VTEC

bloody diarrhea
hemolytic uremic syndrome

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lactose negative, nonmotile

shigella

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causes bacillary dysentery

Shigellosis

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non-mannitol fermenting shigella
most prevalent in US

Shigela dysenteriae

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ONPG+ and ODC+ shigella

S. sonnei

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Shigella spp includes

S. sonnei
S. dysenteriae
S. flexneri
S. boydii

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motile and ODC positive

Enterobacter

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enterobacter spp includes

E. gergoviae
E. cloacae
E. sakazakii
E. aerogenes
S. taylorae

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enterobacter that has strong urease activity

E. gergoviae

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enterobacter inolved in UTI and wound infection

E. cloacae

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yellow pigmented enterboacter

E. sakazakii

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enterobacter responsible for neonatal sepsis

E. sakazakii

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lactose negative and ONPG positive enterobacter

E. taylorae

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enterobacter responsible for endocarditis and meningitis

E. aerogenes

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Klebsiella spp includes

K. pneumoniae
K. oxytoca
K. ozanae
K. rhinoscleromatis

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strings out when touched by needle

klebsiella

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nonmotile encapsulated enterobacteriaceae

klebsiella

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enterobacteriaceae includes

E. coli
Shigella
Enterobacter
Klebsiella
Citribacter
Serratia
Salmonella
Proteeae

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responsible for bacterial pneumonia

K. pneumoniae

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responsible for atrophy ofthe nasal mucous

K. ozanae

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klebsiella that is indole positive

K. oxytoca

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causes rhinoscleroma

K. rhinoscleromatis

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resembled E coli

Shigella

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resembles Shigella

E. coli

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resembles salmonella

citrobacter

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citrobacter

do not decarboxylate lysine and produces H2S

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responsible for nosocomial infections and UTI

citrobacter

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indole + citrobacter

C. diversus

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H2S + and KCN+ citrobacter

C. freundii

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red pigmented enterobacteriaceae

serratia

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citrobacter spp includes

C freundii
C diversus

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serratia spp includes

S. marcescens
S. liquefaciens
S. ruidaea
S. odorifera

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serratia responsible for pneumonia and septicemia

S. marcescens

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serration that ferments arabinose s

S. liquefaciens

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serratia with rancid, potato like odor

S. odorifera

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enterobacteriaceae negative to lactose, sucrose, sorbitol, citrate, DNAse. lipase

Hafnia alvei

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enterobacteriaceae negative to ADH LDH ODC

pantoea agglomerans

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enterobacteriaceae that containes both somatic O and Flagellar H antigens

salmonella

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classification for salmonella spl

Kauffman-White classification

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diseases induced by salmonella

enteric fevers(typhoid)
septicemia
gastroenteritis

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salmonella responsible for typhoid and paratyphoid fever

S. typhi

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salmonella responsible for septicemia

S. choleraesuis

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slamonella responsible for gastroenteritis

S. typhimurium
S. enteritidis

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test for Salmonella spp.

Widal test

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active infection by Salmonella are caused by

somatic O antigens

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past immunization or infection by Salmonella are caused by

flagellar H antigen

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Salmonella spp includes

S. typhi
S. typhimurium
S. S. enteritidis
S. cholerasuis

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other test for SAlmonella

Limulus test
Ileal loop test

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Limulus test is meant for

endotoxin

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Ileal loop test is meant for

exotoxin

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result in Limulus test

amebocytes of horse crab (visible gel)

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result in Ileal loop test

ballooning of the intestinal tract or ileal loop (accumulation of fluid)

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Proteeae includes

Proteus
Providencia
Morganella

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exhibits swarming motility on BA

Proteus

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results of P. vulgaris on TSI

K/AG

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result of P. mirabilis on TSI

K/AG

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result of M. morganii on TSI

K/AG

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resutl of P. rettgeri on TSI

K/A

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results of P. stuartii on TSI

K/A

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which proteeae shows motility

all

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results of all Proteeae on LDC and ADH test

all negative

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results of all Proteeae on deaminase test

all positive

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which Proteus is resistant to chloramphenicol

P. vulgaris
P. penneri

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which Proteus is susceptible to chloramphenicol

P. mirabilis
P. myxofaciens

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lactose negative, no swarming, deaminase positive, urease positive, citrate positive Proteeae

P. rettgeri

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infection caused by P. stuartii

UTIs

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shows pinpoint colonies on MAC

Yersinia

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which enterobacteriaceae is motile in RT but nonmotile in 37C

Yersinia

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result of Yersinia in TSI

orange/yellow

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orange/yellow result in TSI of Yersinia means

weak acid in slant
no change in the butt

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ONPG+ LDC-

citrobacter

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MR+ VP-

citrobacter

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deaminase negative

citrobacter

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respective result of C. freundii and C. diversus in H2S test

+ and -

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respective result of C. freundii and C. diversus in indole test

- and +

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respective result of C. freundii and C. diversus in ODC test

V and +

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respective result of C. freundii and C. diversus in KCN

+ and -

82

biochemically similar to E. coli

Edwardsiella tarda

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LDC and ODC positive

E. tarda

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abundant H2S production in TSI

E. tarda

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cause of plague or black death

Yersinia pestis

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types of infection by Y. pestis

bubonic
septicemic
pneumonic

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causes enterocolitis

Y. enterocolitica

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Y. enterocolitica causes

enterocolitis

89

transmission of Y. enterocolitica

fecal-oras transmission
ingestion of contaminated pork beef etc

90

Yersinia that ferments both sucrose and sorbitol

Y. enterocolitica

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MOT of Y. pestis

flea bites
handling of infected animal hides or products

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causes lymphadenitis in children

Y. pseudotuberculosis

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found in wild animals and game fowls

Y. pseudotuberculosis