Bacteriology 3 Flashcards

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1
Q

growth enhanced by sulfonamides

A

rickettsia
peptidoglycan: muraminic acid & diaminopimelic acid

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2
Q

Chlamydia: infectious form

A

elementary bodies

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3
Q

Chlamydia: non-infectious form

A

reticulate bodies

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4
Q

Rocky mountain spotted fever

A

rickettsia ricketsii
Tick
rash on extremities to trunk

Gram -
obligate intracellular

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5
Q

Epidemic typhus

A

rickettsia prowazekii
human louse/lice
trunk rash to extremities
gangrene, shock, kidney, heart

Gram -
obligate intracellular

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6
Q

murine typhus

A

aka endemic typhus
rickettsia typhi
rat fleas
trunk rash to extremities (less severe)

Gram -
obligate intracellular

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7
Q

Q Fever

A

coxiella burnetti
animal aerosol/ dust/ abbator’s slaughter house
pneumonia w/out rash w/hepa

Gram -
obligate intracellular

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8
Q

Trench-fever

A

aka 5 day fever
rickettsia quintana
human louse/lice

Gram -
obligate intracellular

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9
Q

Cat-scratch fever

A

bortonella henselae
cat scratch
rashes, temporary blindness

Gram -
obligate intracellular

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10
Q

scrub typhus

A

orentia tsutsugamushi
mites -> rat fleas

Gram -
obligate intracellular

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11
Q

Rickettsial pox

A

rickettsia akari
mites
rash similar to chicken pox

Gram -
obligate intracellular

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12
Q

lymphoganuloma venereum

A

chlamydia trachomatis
sti or fomites

Gram -
obligate intracellular

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13
Q

chronic keratoconjunctivitis

A

aka tracoma
chlamydia trachomatis
sti or fomites

Gram -
obligate intracellular

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14
Q

non-gonococcal urethritis

A

chlamydia trachomatis
sti or fomites

Gram -
obligate intracellular

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15
Q

Psittacosis

A

Chlamydophila psittaci (humans)
has cell wall but no peptidoglycan
EB & RB

Gram -
obligate intracellular

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16
Q

Ornithosis

A

Chlamydophila psittaci (birds)
parrot fever
has cell wall but no peptidoglycan
EB & RB

Gram -
obligate intracellular

17
Q

syphilis

A

treponema pallidum
cork screw appearance

primary - chancre (painless)
2ndary - condylomata lata (body)
tertiary - gumas (liver)

Gram -
spirochetes

18
Q

relapsing/recurrent fever

A

borrelia recurrentis
vector:
human lice (pediculus humanus capitis)
soft ticks (ornithodoroshermsi)

Gram -
spirochetes

19
Q

leptospirosis

A

aka canicola/mud fever/ weil’s
leptospira interogans
question mark appearance

Gram -
spirochetes

20
Q

lyme disease

A

borrelia burgdorferi
erythema migrans & bell’s palsy
vector: small ticks (ixodes ricinus)

21
Q

Tuberculosis

A

mycobacterium tuberculosis
cord factor (slender)
sulfatides (intracellular survival)
niacin and heat sensitive catalase

acid fast bacteria

22
Q

Hansen’s disease

A

aka leprosy
mycobacterium leprae
paucibacillary - local lesion
multibacillary - systemic lesion

acid fast bacteria

23
Q

walking pneumonia

A

aka atypical pneumonia (no signs)
mycoplasma pneumoniae
fried egg appearance

acid fast bacteria

24
Q

guillain barre

A

aka ascending paralysis
campylobacter jejuni
seagull’s wings appearancem

acid fast bacteria

25
Q

most common cause of acute bacterial gastroenteritis

A

aka ascending paralysis
campylobacter jejuni
seagull’s wings appearancem

acid fast bacteria

26
Q

brucellosis

A

aka undulent fever/ malta (humans)
brucella abortus

zoonotic

27
Q

tularemia

A

aka rabbit’s disease
francisella tularensis

zoonotic

28
Q

bubonic plague

A

aka black death fever
yersinia pestis
safety pin appearance

antigens: Fi, V, W

29
Q

non-gonococcal urethritis in male

A

ureaplasma urealyticum
aka t-chain mycroplasma
requires 10% urea for growth

30
Q

chancroid/soft chancre (STD)

A

haemophilus ducreyii
painfulgenital ulcer
x factor only

zoonoticbacteria

31
Q

pulmonary infection in immunocompromised

A

nocardia asteroides
DOC: cotrimoxazole

zoonoticbacteria