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Bacte Quizes > Enterobactria > Flashcards

Enterobactria Flashcards

1
Q

Lactose Fermenter of enterobacteriacaea

A

Escherichia coli (colon bacillus:most common)
Klebsiella
Enterobacter
Serratia
Citrobacter

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2
Q

Non lactose fermenter

A

Proteus
Moraanella
Providencia
Harnia
Edwardsiella
salmonela
Shigella (except S. sonnei - “Late” LF)
Yersinia

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3
Q

True pathogens

A

Plesiomonas
Salmonella
Shigella
Yersinia spp.

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4
Q

The most significant species in the genus Escherichia

A

Escherchia coli (colon bacillus)

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5
Q

Associated with UTIs, diarrheal disease and Central Nervous System infections

A

Escherchia coli

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6
Q

Strain of E. coli that is considered as the most common cause of UTIs in humans

A

Uropathogenic escherchia coli

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7
Q

primary virulence factor associated with the ability of E. coli to cause UTIs

A

Pili

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8
Q

Associated with diarrhea of adults and esneciallv children in tropical and subtropical climates

A

Enterotoxigenic Escherchia coli

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9
Q

It is the most common cause of diarrheal disease

A

Enterotoxigenic Escherchia coli (traveler’s diarrhea)

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10
Q

Colonization of ETEC on the small intestine is mediated by

A

Fimbriae

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11
Q

Causes “Infantile Diarrhea”

A

Enteropathogenic e. Coli

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12
Q

Produce dysentery with direct penetration, invasion, and destruction of the intestinal mucosa

A

Enteroinvasive e. Coli

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13
Q

Characterized by low-grade fever, malaise, vomiting and diarrhea

A

Enteropathogenic e. Coli

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14
Q

characterizea by rever, severe abaominal cramps.
malaise and watery diarrhea

A

Enteroinvasive e. Coli

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15
Q

Associated with hemorrhagic diarrhea and HUS
(Hemolytic uremic syndrome)

A

Enterohemorrhagic e. Coli

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16
Q

(Shiga-like toxins)

A

Enterohemorrhagic e. Coli

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17
Q

characterizes by low platelet count, hemolytic
anemia and kidney failure

A

Hus

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18
Q

Non-sorbitol fermenter

A

E. coli 0157:H7 (colorless)

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19
Q

Associated with two kinds of human disease: diarrheal syndrome and uti

A

Enteroadherent e. Coli

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20
Q

virulence factor associated with neonatal meningeal infection

A

K1 capsular antigen

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21
Q

One of the most common cause of septicemia and meningitis in neonates

A

E. coli

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22
Q

Yellow-pigmented organism, isolatea from car, wounds and blood; Foodstuffs such as raw milk and beei

A

E. hermannii

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23
Q

yellow-pigment colonies (more iran nalt or strains): isolated from humans with infected wounds

A

E. vulneris

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24
Q

associated with diarrneal disease in children

A

E. albertii

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25
Q

Found in the intestinal tract of humans and animals or free-living in soil, water, and on plants

A

Klebsiella

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26
Q

Associated with various opportunistic and hospital-
acquirea inrections, particulariy pneumonia,
inrections, and Uti

A

Klebsiella

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27
Q

Causes communitv - acquired pneumonia = cough up “currant-jelly like” sputum

A

K. pneumoniae (Friedlander’s bacillus)

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28
Q

Most commonlv isolated species klebsiella

A

K. Pneumoniae (friedlander’s bacillus)

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29
Q

Identical to K. pneumoniae except for its production of
indole, and there are reports of ornithine-positive isolated as well

A

K. Oxytoca

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30
Q
  • Produces infections similar to those caused by K.
    pheumoniae
    • Linked to antimicrobial-associated hemorrhaqic
    colitis
A

K. Oxytoca

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31
Q

Isolated from nasal secretions and cerebral abscesses

A

K. Pneumoniae subsp. Ozaenae

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32
Q

Tissue destructive and foul smelling

A

astrophic rhinitis

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33
Q

• Causes rhinoscleroma

A

K. pneumoniae subsp. Rhicoscleromatis

34
Q
  • a rare chronic infection of
    the nasal cavity that manifests as an intense swelling
    and malformation of the entire face and neck
A

rhinoscleroma

35
Q

Nationwide outbreaks of septicemia resulting from contaminated IV fluids

A

Pantoea (enterobacter) agglomerans

36
Q

found in respiratory samples and is rarely isolated from blood culture

A

Enterobacter Gergoviae

37
Q

often coming from and multiplying in powdered infant
formula; can cause meningitis or bacteremia (yellow pigment)

A

cronobacter (Enterobacter) sakazakii

38
Q

isolated from human sources such as blood, wounds, and sputum

A

Enterobacter hormaechei

39
Q

Similar biochemically to e. Cloace and has been isolated from blood, urine, feces, sputum, and wounds

A

Enterobacter Asburiae

40
Q

associated witn osteomyentis arter traumacic wounas.

A

Enterobacter cancerogenus (E. taylorae)

41
Q

produces “prodigiosin”, pink-red pigment; most
evident when incubated at room temperature

A

Serratia marcescens, Serratia rubidaea, and Serratia plymuthica

42
Q

musty and pungent odor or “rotten potato -like’
odor

A

Serratia odorifera

43
Q

ferments arabinose arowth in KCN media

A

Serratia liquifacien

44
Q

• most significant
• Causes outbreak in nurseries. burn units and cardiac surgery units

A

Serratia marcescen

45
Q

has been linked to gastroenteritis and is occasionally isolated from stool curures.

A

Hafnia

46
Q

•Ascends the urinary tract and infects both lower and
Upper UTi

A

Proteus

47
Q

Disseminated in the environment. are normal intestinal microbiota. and are recoanized as
opportunistic pathogens

A

Proteus

48
Q

widely recognized numan pathogens

A

Proteus vulgaris

49
Q

widely recognized numan pathogens

A

Proteus vulgaris

50
Q

• widely recognizea numan panogens
• produce “swarming” colonies on nonselective media
such as SBA

A

Proteus Mirabilis

51
Q

causes UTI and neonatal sepsis Composed of only one specie: M. morganii.

A

Morganella

52
Q

Has the ability to deaminate the amino acid
Phenylalaine

A

Providencia

53
Q

most commonly found in the feces of children with diarrhea

A

Providencia alcalifaciens

54
Q

outbreaks in burn units; isolated from urine cuture

A

Providencia stuartii

55
Q

documented patnogen or urinary tract, also Diarrheal disease among travelers

A

Providencia rettgeri

56
Q

only recognized human pathogen: causes
Bacteremia ana wound infections as opportunistic
Pathogen

A

Edwardsiella tarda

57
Q

Considered as inhabitants of the GI tract and are
associated wit nospital-acquired infections - most frequentv UnIs

A

Citrobacter

58
Q

Associated with infectious diseases acquired in hospital settings: UTIs, pneumonias and intraabdominal abscesses, endocarditis (intravenous drug abusers)

A

Citrobacter freundii

59
Q

Most common mode or transmission - ingestion contaminated water or rood uncooked or undercooked seafood such as oysters, clams, or shrimp) formerly in family of vibrionacaea

A

Plesiomonas

60
Q

It is found in soil and aquatic environments fresh
estuarine waters or tropical and subtropical climates)

A

Plesiomonas shigelloides

61
Q

organisms produce Gl illnesses in humans - not normal biota of the human intestinal tract - inhabit the GI tracts of animalc

A

Salmonella and shigella

62
Q

is a low level taxonomic rank, standing below species. A strain of a bacterial species represents
diversity within the species

A

Strain

63
Q

is a sub-group of species. which are grouped
according to their antigenic properties.

A

Serotype

64
Q

Found in cold-blooded animals as well as in rodents and birds natural host) and Most pathogenic Enterobacteriaceae

A

Salmonella

65
Q

a rarely isolated species. named after the town of Bongor in Chad, Africa

A

Salmonella bongori

66
Q

vomitina and diarrhea

A

Acute gastroenteritis or food poisoning

67
Q

most severe form of enteric fever caused by Salmonella Serotype typhii

A

Typhoid fever

68
Q

caused by other Salmonella serotypes (e.q..
Salmonella Paratvohi and Choleraesuis)

A

Enteric fevers

69
Q

One of the most common forms of “food poisoning”

A

Salmonella - gastroenteritis

70
Q

Closelv related with Escherichia
• Not a member of the normal Gl microbiota = all Sob can cause bacillary avsenterv

A

Shigella

71
Q

Closelv related with Escherichia
• Not a member of the normal Gl microbiota = all Sob can cause bacillary avsenterv

A

Shigella

72
Q

one of the causes of gray bowel syndrome

A

Shigella flexneri

73
Q

causes the enteric aisease bacillary avsentery
Characterized by the presence of blood, mucus, and pus in stool

A

Shigella dysenteriae

74
Q

Produces a
“delayed” positive fermentation of lactose
with the formation of dink colonies on MAC agar only after 48 hrs

A

Shigella sonnei

75
Q

causative agent of plague, a disease primarily of rodents transmittea to numans by rleas

A

Yersinia pestis

76
Q

most common: results from the bite of an infected flea
High fever with painful regional lymph nodes
Known as
buboes swollen lvmph nodes)

A

Bubonic or glandular form

77
Q

bacteria spread to the bloodstream

A

Septicemia form

78
Q

Occurs secondary to bubonic or septicemic plaque when organisms proliferate in the bloodstream and respiratory tract

A

Pneumonic form

79
Q

caused sporadic cases or mesenteric lymphadenitis
in humans, especially in children, and generalized septicemic infections in immunocompromised hosts

A

Y pseudotuberculosis (and Y. enterocolitica)

80
Q

Acquires thru ingestion or undercooked food (рогк, pork intestines and vacuum packed meat), dairy products (chocolate milk) and handling of pets

A

Y. enterocolitica

Bacte Quizes (16 decks)

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