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Bacteriology Practice Questions > FINAL > Flashcards

FINAL Flashcards

1
Q

T/F:

Clostridium botulinum and *tetani *both attack neurons

A

TRUE

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2
Q

Flaccid paralysis is associated with

A

C. botulinum

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3
Q

Spastic paralysis is associated with

A

Clostridium tetani

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4
Q

T/F

C. botulinum spores can’t last in the environment because they’re obligate anaerobes

A

FALSE

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5
Q

T/F

Cholesterol adds osmotic stability for Mollicutes.

A

TRUE

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6
Q

Etiologic agent for contagious bovine pleuropneumonia is

A

Mycoplasma mycoides subs mycoides

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7
Q

T/F

Chlamydia has biphasic, but elementary bodies are not infective

A

FALSE

Elementary bodies ARE infective

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8
Q

Target for Anaplasma is

A

RBCs

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9
Q

Target for Rickettsia rickettsia is

A

Endothelial cells

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10
Q

RMSF: Etiologic agent & vector

A

Rickettsia rickettsia

and

Dermacentor andersoni

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11
Q

Breed susceptible to Ehrlichia

A

German Shepherds

and

puppies

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12
Q

Etiologic agent for salmon poisoning

A

Neoreckettis helmnitha

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13
Q

T/F

Nanophyetus salmincola is the etiologic agent for Potomac horse fever

A

FALSE

Neorickettsia (Ehrlichia) risticii.

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14
Q

T/F

Capsule can be antiphagocytic in fungus

A

TRUE

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15
Q

How do you diagnose yeast?

A

25C -30C Sabouraud’s Dextrose agar (Dermatophyte test medium). (Make sure to look at temperature).

• Blood will be at 37C.

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16
Q

What is ringworm caused by? How do you differentiate between the 2 etiologic agents?

A

Microsporum & Trichophorum.

Micosporum fluoresces under Wood’s lamp.

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17
Q

Subcutaneous Mycoses – Ddx for cats

A

Sporothrix schenkii

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18
Q

T/F

Electron microscopy has shorter wavelengths, so they have better resolution

A

TRUE

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19
Q

Cow w/ eye problem due to dust is caused by

A

Moraxella bovis

and

mycoplasma

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20
Q

Horse w/ mucopurulent vulvar discharge

is caused by

A

Taylorella

and

CEM

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21
Q

Chicken w/ ticks

A

Fowl spirochetosis

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22
Q

Spiral organism that is NOT species adapted

A

Leptospirosis

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23
Q

Erythritol is associated with

A

Brucella

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24
Q

Top agents causing mastitis in ruminants

A

Steptococcus (agalactia, dysgalactiae, uberis),

E. Coli,

Staphylococcus aureus.

Klebsiella pneumoniae.

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25
Q

T/F

Mosquito from Egypt is most important for Yersinia pestis

A

FALSE

oriental rat flea

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26
Q

Strangles = Symptom being purpura hemorrhagica (Type III hypersensitivity. Ag-Ab complexes)

is caused by

A

Streptococcus equi subs. Equi

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27
Q

Greasy pig disease (exudative epidermatitis) is caused by

A

Staphylococcus hyicus

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28
Q

T/F

Gram Negative characteristics include Lipotechoic acids

A

FALSE

gram POSITIVE includes Lipoteichoic acids

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29
Q

*Borrelia burgdorferi *will cause

A

LYME DISEASE

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30
Q

What is the Cytokine for Francisella?

A

IL-12

and

IFN-gamma

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31
Q

Snuffles is caused by

A

Pseudomonas

in rabbits

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32
Q

Shipping fever is caused by

A

Mannhaemia haemolytica

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33
Q

T/F

Haemophilus and Histophilus need factors X & V to grow

A

TRUE

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34
Q

T/F

E. coli that has attaching and effacing lesion would be pathogenic and hemorrhagic.

A

TRUE

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35
Q

T/F

E. coli is most common normal flora in the GIT

A

FALSE

Gram positives are the most common normal flora in the GIT. E. coli is the most common GRAM NEGATIVE in the GIT.

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36
Q

Which causes cancer and GIT ulcers?

A

Helicobacter pylori

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37
Q

Which causes Gastroenteritis in humans?

A

Campylobacter jejuni

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38
Q

Causes dysentery

and Gray to strawberry color feces

A

Brachyspira hyodysenteriae

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39
Q

T/F

Leptospira, Helicobacter, Brachyspira, Borrelia

are all spiral bacteria

A

TRUE

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40
Q

T/F

Lawsonia, Chlamydia, Anaplasma, Ehrlichia, Rickettsia

are ALL obligate intracellular bacteria

A

TRUE

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41
Q

Which bacteria have been used as bioweapons?

A

Francisella,

Coxiella burnetti,

Yersinia pestis,

Bacillus anthracis,

Burkholderia mallei

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42
Q

Which bacteria are fastidious?

A

Haemophelius,

Histophilus,

Francisella,

Brucella,

Borrelia,

Leptospira,

Helicobacter,

Mycoplasma

43
Q

What type of fungus would these dogs have?

Dog that digs in soil

A

M. gypseum

44
Q

What type of fungus would these dogs have?

Dog that hunts rats

A

T. mentagrophytes

45
Q

What type of fungus would these dogs have?

Dog that hunts hedgehogs

A

T. erinacei

46
Q

Cat with a big swollen nose is caused by

A

Cryptococcus neoformans (a capsulated yeast).

47
Q

Which E. coli does Attaching and effacing lesions?

A

enteropathogenic (EPEC) & enterohemorrhagic (EHEC)

48
Q

Pleomorphic, gram (-) include?

A

Moraxella, Francisella

49
Q

Which bacteria ends in recurrent iridocyclitis in a horse

A

Leptospira

50
Q

Eye of bull ending in blurred vision

A

Moraxella

51
Q

Function of the capsule

A

Anti phagocytosis & protect from MAC (complement)

52
Q

Avian Borrelia that causes high mortalities in young

A

Borellia anserina

53
Q

Differentials for Bovine Shipping Fever

A
  • M. haemolytica*
  • P. multocida*
54
Q

Differentials for Canine Infectious Tracheobronchitis (Kennel Cough)

A

Canine parainfluenza virus, canine adenoviruses 1 + 2, Canine Herpes virus (yeah, no bacteria mentioned in the right answer in a bacteriology class)

55
Q

Which gram (-) uses UREASE as a virulence factor?

A

A. pleuropneumoniae, Helicobacter spp.

56
Q

Which bacteria is usually associated w/ A. paragallinarum

A

Mycoplasma spp.

57
Q

Mare with mucopurulent secretions from vagina

A

Taylorella

58
Q

Gram (-) bacteria was isolated in a Blood Agar from an animal with diarrhea, after cultivation, the colonies had complete zones of beta hemolysis

A

Burkholderia

59
Q

Aborted fetus with ringworm-like lesions

A

Aspergillus fumigatum

60
Q

Horse with a coral-like lesion

A

Pythium

61
Q

Pizzle rot is caused by

A

C. renale

62
Q

Sebum coming out of the face of a post-weaning piglet

is caused by

A

S. hyicus

63
Q

Botryomycosis is associated with

A

Staphylococcus aureus

64
Q

Dipicolinic acid is associated with

A

ENDOSPORES

65
Q

Caseous necrosis granulomas in the liver

is caused by

A

Mycobacterium bovis

66
Q

What is the animal source of infection for man of campylobacter spp

A

chickens

67
Q

What causes Paratyphoid in calves, chickens, and pigs

A

S. typhimurium

68
Q

Nurmi Principle is associated with

A

Salmonella

69
Q

What is the main reservoir B. Burgdorferi ?

A

rodents

70
Q

Least likely to cause Dz in feedlot cattle?

A

Yersinia

71
Q

T/F

*B. abortus *can be transmitted venereally

A

FALSE

72
Q

Least likely to be found in urogenital tracts of dogs?

A

C. jejuni

73
Q

What clinical sign is not likely to be seen in Lepto?

A

Diarrhea!!

74
Q

*Brachyspira hyodysenteriae *is found in the colon of what species?

A

PIGS!

(assoc with swine dysentery)

75
Q

T/F

Brucella abortus requires 10% CO2 for growth

A

TRUE

76
Q

T/F

*Actinobacillus ligniersii *is a well known cause of bovine mammary gland infection

A

FALSE

(wooden tongue)

77
Q

Calf Diphtheria is caused by

A

F. necrophorum

78
Q

Hairy footwart is caused by

A

Treponema brennaborense

79
Q

Small comma shaped/spirally curved G- rods

A

Campylobacter

80
Q

Progressive Atrophic Rhinitis cause by 2 things, what are they?

A

Pasteurella multocida

and

Bordatella bronchisepta

81
Q

What is the major clinical sign shown in Lyme Disease

A

ARTHRITIS

82
Q

“Turkey coryza”

is caused by

A

Bordatella avium

83
Q

“Infectious coryza” of chickens

is caused by

A

Haemophilus paragallinarum

84
Q

“Epizootic Hemorrhagic septicemia” in water buffalo

is caused by

A

Pasteurella multocida

85
Q

Fowl Typhoid

is caused by

A

Salmonella gallinarum

86
Q

BWD “Bacillary White Diarrhea”

is caused by

A

Salmonella pullorum

87
Q

3 month old piglet, acute erosive inflammation of colon

A

Brachyspira hyodysenteriae

88
Q

Campylobacter is microaerophilic

Fusobacterium is strictly anaerobic

Pasteurella is bipolar staining (safety pin?)

Pseudomonas is Oxidase positive

A

just FYI

89
Q

“Terminal dry gangrene” in cattle

is caused by

A

Salmonella dublin

90
Q

Which species is

Least likely to get leptospirosis?

A

CATS

91
Q

Kennel cough

is usually caused by

A

Bordatella bronchisepta

92
Q

Fleecerot in sheep

is caused by

A

Pseudomonas aeruginosa

93
Q

Erythritol is present in what species of bacteria?

A

Brucella abortus

94
Q

T/F

*E. coli *is a major cause of epididymitis in rams

A

FALSE

95
Q

Sleepy foal

A

Actinobacillus equuli

96
Q

CEM

A

Taylorella

97
Q

Glanders

A

Burkholderia mallei

98
Q

Infectious Ophthalmia

A

Moraxella

99
Q

Bison and elk in Yellowstone

A

Brucella abortus

100
Q

T/F

*Brucella ovis *can cause disease in man

A

FALSE

only in sheep

101
Q

Thrush

A

Gram NEGATIVE anaerobes

102
Q

*Klebsiella pneumoniae *is most likely to cause

__________

in mares

A

infertility

103
Q

swarming growth

A

*Proteus *spp.

104
Q

T/F

*C. fetus venerealis *causes abortion in cows

A

FALSE!!!!!!!!!!!

it causes infertility

Bacteriology Practice Questions (16 decks)

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