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Bacte Midterms > Clostridium > Flashcards

Clostridium Flashcards

0
Q

infant botulism aka

A

floppy baby syndrome

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1
Q

result of c. perfringens on reverse camp test

A

positve

arrow head hemolysis

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4
Q

most potent

A

c. botulinum

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5
Q

naegler positive

A

perfringens and sordeilli

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6
Q

histotoxic

A

tissue

c. perfringens
c. septicum

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8
Q

enteric

A

intestines

c. dificille

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10
Q

atypical
with capsule
non motile

A

c. perfringens

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11
Q

lecithinase test is due to

A

alpha toxin
lecithinase c
phospholipase c

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13
Q

myonecrosis

A

gas gangrene

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16
Q

necrotic enteritis aka

A

pig-bel disease (type C)

odorous because of sulfur

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18
Q

growth of c. perfringens on bap

A

target of double zone of hemolysis

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19
Q

nagler test aka

c. perfringens

A

lecithinase test

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20
Q

c. perfringens was formerly

A

c. welchii

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21
Q

source of c. perfringens

A

wound contamination with soil

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23
Q

associated with pseudomembranous colitis (mucoid diarrhea)

A

c. difficile

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24
Q

neurotoxic

A

neurons

c. tetani
c. botulinum

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25
Q

diseases of c. perfringens

A

gas gangrene
food poisoning
necrotic enteritis

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26
Q

result of neomycin egg yolk

A

+ opalescence on agar WITHOUT anti toxin

- no opalescence on agar WITH anti toxin

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27
Q

tack head bacillus

A

c. tetani

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28
Q

food poisoning of c. perfringens

A

enterotoxin

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30
Q

porphyromonas, p. anerobius

(KVC) anaerobes

A

RSR

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31
Q

specimen for c. defficile

A

rectal swab or stool

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33
Q

most severe cause of food poisoning

A

c. botulinum

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34
Q

prevotella

(KVC) anarobes

A

RRS

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35
Q

grown in gut and honey bee

A

infant botulism

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36
Q

fxn of c. botulinum on acetylcholine

A

mediator for muscle contraction

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37
Q

spore formation of c. tetani

A

terminal

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38
Q

indicator for anaerobes (thioglycolate)

A

resazurin

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39
Q

virulence for c. tetani

A

exotoxin (tetanolysin and tetanospasmin)

40
Q

box car shaped bacillus

A

c. perfringens

42
Q

c. sordeilli result for thioglycolate

A

nagler positive

swarm with serpentine edged colonies

43
Q

c. difficile can be activated by

A

clindamycin

44
Q

spore on wound (c. botulinum)

A

wound botulism

45
Q

tetani and septicum result on thioglycolate

A

swarm

46
Q

c. terani inhibit

A

neurons in cns

SPASTIC PARALYSIS

47
Q

chopped meat on c. perfringens

A

growth + gas

turbidity + bubbles

50
Q

direct detection of toxin (stool) for c. defficile

A

EIA: cytotoxin assay

51
Q

odor of ccfa

A

yellow horse manure

52
Q

anaerobic bact. is catalase

A

neg

53
Q

collection of anaerobic bact

A

needle aspiration

54
Q

reduced media for anerobes

A

schaedler media

bacteroides bile esculin

55
Q

LKVBA for anaerobes

A

laked kanamycin vancomycin bap

56
Q

B. fragilis (KVC) anaerobe

A

RRR

57
Q

potent to be used if it has red color

A

thioglycollate, lombard and dowell agar

58
Q

indicator for gas pak

A

methylene blue

becomes colorless

59
Q

cooked/chopped meat medium sealed with ______ for anaerobiosis

A

petrolatum

61
Q

fusobaterium, b. ureolyticus, veilonella (KVC) anaerobes

A

SRS

62
Q

clostridium, g+ cocci

(KVC) anaerobes

A

SSR

63
Q

brick red fluorescene

A

prevotella

porphyromona

64
Q

red fluorescence

A

veilonella

65
Q

pitting of agar

A

b. ureolyticus

66
Q

double zone of hemolysis

A

c. perfringens

67
Q

swarming

A

c. tetani

68
Q

molar tooth colony

sulfur granules

A

actinomyces israelli

69
Q

breadcrumb colony

A

f. nucleatum

70
Q

horse odor (ccfa)

A

c. difficile

71
Q

c. tetani binds to

A

ganglioside receptors

75
Q

methods to promote anaerobiosis

A 
gas pak jar
mcintosh
brewer
torbal
meat medium
anaerobic glove box and chamber
pras 
thioglycolate
76
Q

3 types of clostridium

A

neurotoxic
histotoxic
enteric

78
Q

c. botulinum blocks release of

A

acetylcholine

FLACID PARALYSIS

79
Q

c. perfringens is a spore former?

A

no

80
Q

diseases of c. botulinum

A

wound botulism

infant botulism

81
Q

culture for c. defficile

A

CCFA

Cycloserine cefoxitin fructose agar

82
Q

habitat

A

human and animal

83
Q

virulence for c. botilinum

A

toxin heat labile

84
Q

basis for diagnosis for c. tetani

A

clinical findings

85
Q

saccarolytic except?

A

c. tetani

c. septicum

88
Q

colon flora

A

c. difficile

95
Q

causes lock jaw
risus sardonicus
opisthotonus

A

c. tetani

105
Q

c. botulinum aka

A

canned good bacillus

112
Q

selective test for c. perfringens

A

egg yolk agar + neomycin = mc clung or neomycin egg yolk

Bacte Midterms (9 decks)

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