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BACTE - FINALS > MISCELLANEOUS BACTERIA > Flashcards

MISCELLANEOUS BACTERIA Flashcards

1
Q

family where the genus Borrelia and Treponema belong

A

Spirochaetaceae

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2
Q

fibrils of spirochetes that are responsible for motility

A

periplasmic flagella or (axial fibrils, axial filaments, endoflagella, and periplasmic fibrils)

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3
Q

artificial medium used for Leptospira spp.

A

Fletcher’s semisolid / stuart liquid / Ellinghausen-McCullough-Johnson-Harris (EMJH) semisolid media

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4
Q

causative agent of leptospirosis

A

Leptospira interrogans

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5
Q

endemic relapsing fever is caused by

A

tick borne – Ornithodoros

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6
Q

the only spirochetal disease in which the organisms are visible in blood with bright-field microscopy

A

relapsing fever

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7
Q

patients in stage 1 Lyme disease exhibit…

A

erythema migrans

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8
Q

the 2 clinically significant species of Borrelia

A

Borrelia recurrentis and Borrelia burgdorferi

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9
Q

Causative agent of Q (Query) Fever

A

Coxiella burnetti

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10
Q

Diagnostic tool for Ehrlichiosis

A

nucleic acid amplification (PCR)

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11
Q

preferred medium for C. burnetti

A

lung tissue cells

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12
Q

serotype that causes sexually transmitted disease

A

serotype L1, L2, L3

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13
Q

Causative agent of primary atypical pneumonia

A

Mycoplasma pneumoniae

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14
Q

this specie requires arginine

A

Mycoplasma hominis

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15
Q

slow growing Mycoplasma specie

A

Mycoplasma pneumoniae

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16
Q

M. pneumoniae takes how many days to grow

A

21 days or longer

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17
Q

primary method used for the laboratory diagnosis of syphilis

A

serology

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18
Q

syphilis in skin, bones, and liver is called

A

benign tertiary syphilis

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19
Q

skin lesion found in secondary stage of syphilis

A

condyloma lata

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20
Q

louse born relapsing fever

A

Epidemic relapsing fever

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21
Q

prophylaxis for leptospirosis

A

doxycycline

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22
Q

usual sites of inoculation for the specie treponema pallidum subsp. pallidum

A

vagina and cervix in females, and the penis in males

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23
Q

Both are associated with infections with the urogenital tract and might play a role in bacterial vaginosis

A

M. hominis and M. urealyticum

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24
Q

Can cause chronic inflammatory diseases such as arthritis and cystitis in hypogammaglobulolinemic patients

A

Mycoplasma urealyticum

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25
Q

smallest and pleomorphic bacteria

A

Mycoplasma

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26
Q

Form colonies with slightly raised centers giving the classic fried egg appearance

A

Mycoplasma especially M. hominis

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27
Q

they are usually raised in live chick embryos or propagated in cell tissue culture like McCoy cells

A

chlamydia spp.

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28
Q

Risk factor for Guillain-Barre syndrome

A

Chlamydophila pneumoniae

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29
Q

a test to differentiate C. pneumoniae with C. trachomatis

A

Sulfonamide susceptibility test

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30
Q

Also referred to as ornithosis or parrot fever

A

psittacosis

31
Q

Aka Mediterranean spotted fever

A

Boutonneuse Fever

32
Q

most common tick vectors

A

Dermacentor variabilis and Dermacentor andersoni

33
Q

Most severe of the rickettsial infections

A

Rocky Mountain Spotted Fever

34
Q

Epidemic Louse-borne Typhus is caused by

A

R. prowazekii

35
Q

Boutonneuse Fever is characterized by the presence of…

A

taches noires (black spots)

36
Q

typhus group of Rickettsia

A

R. prowazekii, and R. typhi

37
Q

Cause: Human granulocytic anaplasmosis

A

Anaplasma phagocytophilum

38
Q

the species that exhibit a “twitching motility” in wet mounts

A

Bartonella bacilliformis and Bartonella benselae

39
Q

presumptive test for Rickettsioses

A

Weil-Felix Reaction

40
Q

Confirmatory test for Cat Scratch Disease

A

Nucleic Acid Amplification (PCR)

41
Q

They multiply in the phagosome of the host leukocytes

A

Ehrlichia

42
Q

Slender, flexuous, helically shaped, unicellular bacteria

A

spirochetes

43
Q

Borrelia recurrentis is cultivated using what medium

A

Kelly medium

44
Q

this stage focuses on the cardiac, musculoskeletal, and neurologic systems

A

stage 3 of lyme disease

45
Q

most common symptom in stage 3 lyme disease

A

arthritis

46
Q

skin lesion found in primary stage of syphilis

A

hard chancre

47
Q

syphilis that causes degenerative changes in the central nervous system

A

neurosyphilis

48
Q

Caused by R. typhi

A

endemic typhus or murine typhus

49
Q

Serotype L1, L2, L3
causes an invasive urogenital tract disease called

A

Lymphogranuloma venereum or LGV

50
Q

serotype that causes trachoma

A

serotype a, b, c

51
Q

Ureaplasma spp. require a media to have a pH near

A

6.0

52
Q

M. pneumoniae and M. genitalium require ________ for growth

A

glucose

53
Q

Group of organisms once thought to be viruses because of their size

A

Mycoplasma

54
Q

Transmitted via the bite of infected Ixodes ticks

A

Lyme disease

55
Q

serotype D to K causes….

A

vaginitis, nongonococcal urethritis, epididymitis, and prostatitis, inclusion conjunctivitis

56
Q

caused by R. akari

A

rickettsialpox

57
Q

Bartonella spp. can be cultivated in…

A

CAP with 5% carbon dioxide or in charcoal yeast extract agar

58
Q

gold standard serologic test or reference method for Rickettsioses and Q fever

A

Indirect immunofluorescent antibody (IFA) assay

59
Q

potential bioterrorism agent

A

Coxiella burnetti

60
Q

microcolony that resembles “mulberries” or a morula

A

Ehrlichia

61
Q

incubation period for leptospirosis

A

10 - 12 days

62
Q

severe systemic disease in leptospirosis

A

Weil disease

63
Q

Treponema specie that causes yaws

A

T. pallidum subsp. pertenue

64
Q

commonly used serological test in laboratory diagnosis of syphilis

A

RPR (Rapid Plasma Reagin)

65
Q

fluorescent stain used for Mycoplasma

A

acridine orange

66
Q

True or False: Mycoplasma is visible in gram staining

A

False

66
Q

True or False: Chlamydia can multiply outside a living cell

A

False

67
Q

True or False: Atypical bacteria means it does not color with gram staining and remain colorless

A

True

68
Q

formerly known as TWAR strain

A

Chlamydophila pneumoniae

69
Q

Between the secondary and tertiary stage of syphilis

A

latent stage of syphilis

70
Q

granulomatous lesions in tertiary stage of syphilis is known as

A

gummas

71
Q

Leptospira can survive in _______ waters for months

A

neutral or slightly alkaline

72
Q

Obligate intracellular parasite that can grow only in the cytoplasm of host cells

A

Rickettsia

BACTE - FINALS (5 decks)

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