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Microbio shelf > General Principles > Flashcards

General Principles Flashcards

1
Q

Name the gram positive rods

A 
clostridium
bacillus
corynebacterium
gardenerella
lactobacillus
listeria
mycobacteria

branching:
actinomyces
nocardia (acid fast)

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2
Q

How is anthrax’ capsule different than other bacterium

A

normal: polysaccharide
anthrax: D glutamate

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3
Q

Describe how bacteria are different from eukaryotes in regards to transcription/translation

A 
no histones
no introns (only exons)
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4
Q

What kind of ribosome do we have? bacteria?

A

we have: 80s - 40 & 60

bacteria have 70s - 50 &30

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5
Q

What stain helps to visualize legionella? what else is this stain used for?

A

silver stain

also for: pneumocystisis, h pylori

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6
Q

When would you use giemsa stain

A 
chlamydia
borrelia
rickettsia
trypanosomes
plasmodium
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7
Q

Which bacteria stain with acid fast

A

nocardia
mycobacteria
cryptosporidium oocysts

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8
Q

What type of agar is preferred for neisseria

A

thayer martin

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9
Q

what type of agar for M tb

A

lowenstein jensen

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10
Q

what type of agar for M pneumoniae

A

eaton agar

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11
Q

What type of agar for legionella

A

charcoal yeast + cysteine and iron

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12
Q

What type of agar for fungi

A

sabouraud

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13
Q

What are the aerobes

A

nocardia
TB
pseudomonas

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14
Q

What are some anaerobes

A

actinomyces
bacteroides
clostridium
fusobacterium

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15
Q

What are some encapsulated bacteria?

A

some killers have pretty nice capsules

strep pneumo, agalactiae (group B)
klebsiella
H flu - HiB
Pseudomonas
Neisseria
cryptococcus
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16
Q

What are the urease positive organisms?

A

CHuck norris hates PUNKSS

cryptococcus
H pylori

Proteus
Ureaplasma
Nocardia
Klebsiella
S epidermis
S saprophyticus
17
Q

Patients with chronic granulomatous disease would suffer from infections with which organisms?

A

CATs Need PLACESS to hid

Catalase +:

Nocardia

Pseudomonas
Listeria
Aspergillus
Candida
E coli
Staph
Serratia
18
Q

What bacteria produces protein A? what is its function?

A

staph aureus

binds Fc of IgG - inhibits phagocytosis

19
Q

Which organisms have igA protease

A

S pneum
H influenza
Neisseria

20
Q

What is an M protein? who produces it?

A

prevents phagocytosis

group A strep

Microbio shelf (3 decks)

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