(Part 2) 2.18.2 Campy and Helicobacter media and tests Flashcards

1
Q

Specimen of choice for C. fetus?

A

Blood culture

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2
Q

Specimen of CHoice for enteric campylobacters?

A

Stool and rectal swabs

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3
Q

Specimen of Choice for H. pylori?

A

Gastric Biopsy (Stomach)

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4
Q

Commonly used enriched selective agar for Campylobacter and Helicobacter?

A

CAMPY-BAP

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5
Q

What are the other media used for Campy and Helico?

A

Skirrow’s medium and Butzler

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6
Q

What is the atmospheric requirement for Campy and Helico?

A

Microaerophilic and Capnophilic

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7
Q

Specific atmospheric requirement for Campy and Helico?

a. 5% CO2, 10% O2, and 85% N
b. 5% O2, 10% CO2 and 85% N
c. 5% O3, 10% CO2 and 85% N
d. 10% O3, 5% CO2 and 85% N

A

b

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8
Q

Incubation temp for growth of C. jejuni and other enteric Campy

A

42 C

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9
Q

Incubation temp for growth of C. fetus?

A

37 C

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10
Q

Microscopic morphology of campy and helico consist of:

Curved
G -

It may appear as long spiral or S-shpaed which may describe as?

A

Sea-gull wings

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11
Q

What is the motility for Campy on hanging drop prep?

A

Darting motility

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12
Q

Campy is Lophortricus

Helico is Monotrichous

T or F

A

F

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13
Q

Presumptive test for Campy includes:

Gram stain
Motility
Oxidase
to grow on 42C in aerobic environment

Which of the following is false

A

Aerobic

Should be microaerophilic environment

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14
Q

Presumptive test for helicobacter

A

Rapid urease test

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15
Q

Catalase (+)
Urease (-)
Hippurate hydrolysis (-)
42C growth (+)

A

C. coli

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16
Q

Catalase (+)
Urease (-)
Hippurate hydrolysis (+)
42C growth (+)

A

C. jejuni

17
Q

Catalase (+)
Urease (+)
Hippurate hydrolysis (-)
42C growth (-)

A

H. pylori

18
Q

Catalase (+)
Urease (-)
Hippurate hydrolysis (-)
42C growth (-)

A

C. fetus

19
Q

Which among the Campylobacter spp are considere gastroenteritis causeing?

A

C. jejuni

C. coli