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bacteriology.. > 1 miscellaneous gram nega bacilli > Flashcards

1 miscellaneous gram nega bacilli Flashcards

1
Q

stool characteristics of infected persons of vibrio cholera

a, rice watery stool

b. pea soup stool
c. mucoid

A

rice watery stool

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2
Q

what species of gram negative bacilli can acquire through ingestion of contaminated shellfish or seafood

a. vibrio cholera
b. vibrio parahaemolyticus
c. vibrio vulnificus
d. vibrio alginolyticus

A

vibrio cholera
- through ingestion of contaminated SHELLFISH OR SEAFOODS

vibrio parahaemolyticus
- eating contaminated seafood like OYSTERS , LOBSTERS, SCALLOPS , CRABS , SHRIMPS AND SARDINES

Vibrio vulnificus
- eating contaminated raw oysters and fishs

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3
Q

what subroups of cholera is the common cause of epidemic cholera

a. v. cholera 01
b. v. cholera 0139
c. v. cholera non 01

A

V. cholerae 01
- the common cause of epidemic cholera

non 01 strain
- can cause gastroenteritis

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4
Q

it is acquired from ingesting improperly preserved food like ice cream

a. cholera
b. campylobacter
c. edwardsiella

A

cholera

- ingesting improperly preserved food like ice cream, shellfish and milk

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5
Q

cholera 7th pandemic

a. classical
b. el tor

A

classical

  • cholera 6th pandemic
  • VP (-)
  • does not agglutinate in chicken rbc
  • susceptible on polymixin b

el tor

  • cholera 7th pandemic
  • VP(-)
  • agglutinate in chicken rbc
  • resistant to polymyxin b
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6
Q

selective medium in vibrio parahaemolyticus

a. skirow’s medium
b. alakaline peptone water
c. wagatsuma agar

A

selective medium in vibrio parahaemolyticus
- WAGATSUMA AGAR (high salt mannitol medium)

alkaline peptone water
- is for vibrio cholera

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7
Q

summer’s diarrhea in japan

a. v. cholera
b. v. parahaemolyticus
c. v. vulnificus
d. v. alginolyticus

A

vibrio parahaemolyticus

  • associated with gastroenteritis
  • outbreak of summers diarrhea on japan
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8
Q

lactose positive vibrio spp

a. v. cholera
b. v. parahaemolyticus
c. v. vulnificus
d. v. alginolyticus

A

vibrio vulnificus

- it is know as lactose positive

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9
Q

vibrio is transported only by what transport medium

a. stuarts medium
b. amie’s medium
c. cary blair
d. JEMBEC

A

vibrio spp should be collected and transported ONLY in a CARY BLAIR MEDIUM

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10
Q

which of the following test for vibrio to differentiate vibrio from aeromonas

a. biochemical test
b. vibriostatic test
c. string test
d. colonial growth on tcbs agar

A

String test
- it differentiate Vibrio spp (+) from Aeromonas (-)

Vibriostatic  test ( susceptivility test ) - o/129
  -  it is used to SEPARATE Vibrio (S) from other oxidase positive, glucose fermenter like aeromonas (R)
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11
Q

what spp of gram negative bacilli is the causative agent of RED LEG DISEASE IN AMPHIBIANS

a. vibrio
b. aeromonas
c. plesiomonas
d. campylobacter

A

aeromnas

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12
Q

which of the following spp of gram negative bacilli have a growth in 6.5% NaCl

a. vibrio
b. pleisiomonas
c. aeromonas

A

vibrio

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13
Q

which of the following species can be found in fresh water or seawater or chlorinated water

a. vibrio
b. pleisiomonas
c. aeromonas

A

aeromonas

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14
Q

which of the following spp is important agent in japan causing gastroenteritis and diarrheal disease

a. vibrio cholerae
b. aeromonas hydrophila
c, plesiomonas shigelloides
d. campylobacter jejuni

A

plesiomonas shigelloides

  • important agent in japan causing gastroenteritis and diarrheal disease
  • can be acquired from ingestion of contaminated or undercooked shellfish
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15
Q

most common bacterial cause of diarrheal disease in the US even surpassing Salmonella

a. plesiomonas
b. vibrio
c. campylobacter
d. helicobacter

A

campylobacter

- most common bacterial cause of diarrheal disease in the US even surpassing Salmonella

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16
Q

agent of abortion and sterility in cattles

a. campylobacter
b. helicobacter
c. plesiomonas
d. haemophilus

A

campylobacter

  • sterility and abortion of Cattles and swines
  • agent of gastroenteritis and diarrhea in humans
17
Q

wings of sea gull

a. campylobacter
b. helicobacter
c. plesiomonas
d. haemophilus

A

campylobacter

  • gram stain : s - shaped / spiral abd frequently is said to resemble the wings of seagull
  • runny spreading growth
18
Q

which of the following species of campylobacter causes septic arthritis among AIDS patients

a. campylobacter jejuni
b. campylobacter fetus
c. campylobacter coli
d. campylobacter lari

A

campylobacter jejuni

  • unable to grow on media with salt concentration
  • most common cause of bacterial gastroenteritis
  • it causes septic arthritis among AIDS patients
19
Q

what species can acquire through eatinig contaminated turkey

a. campylobacter
b. helicobacter
c. plesiomonas
d. haemophilus

A

campylobacter jejuni

  • MOA : eating contaminated chicken and turkey
20
Q

this spp can cause GUillaine barre syndrome

a. campylobacter jejuni
b. helicobacter pylori
c. plesiomonas
d. haemophilus

A

campylobacter jejuni

21
Q

this gram negative bacilli has 4-6 polar flagella and has a VERY STRONG UREASE ACTIVITY

a. campylobacter
b. helicobacter
c. plesiomonas
d. haemophilus

A

HELICOBACTER

22
Q

spp that has factor in development of CHRONIC ANTRAL GASTRATIS

a. helicobacter pylori
b. campylobacter jejuni
c. haemophilus influenzae

A

helicobacter pylori

- factor in the development of CHRONIC ANTRAL GASTRATIS AND PEPTIC ULCER DISEASE

23
Q

primary antibody found in helicobacter pylori infectiono

a. IgG
b. IgM
c. IgA
d. Igep

A

primary ANTIBODY can be found on H. pylori infection IgG

24
Q

what blood group antigen does helicobacter pylori bind

a. Rh
b. ABO
c. Lewis
d. scianna

A

it binds with the LEWIS ANTIGEN and monosaccharide sialic acid

25
Q

what species have been isolated from the blood of patients with bacteremia and recovered from the blood of homosexual males with or without hiv

a. helicobacter pylori
b. helicobacter fenneliae
c. helicobacter cinaedi

A

helicobacter cinaedi and helicobacter fenneliae

    • they are found patients with bacteremia
    • recovered form homosexual males with or without hiv
26
Q

what is the best specimen for culture of H. pylori

a. gastric biopsy tissue
b. urine
c. feces
d. dental polaque

A

gastric tissue
- is the best specimen for the culture of H. pylori

urine specimen
- is for ammonia testing

27
Q

gastric tissue biopsy for H. pylori should be at ?

a. stuarts medium
b. skirrow’s agar
c. brucella agar

A

stuarts medium

28
Q

which of the following spp has the gold standard for identificationusing HISTOLOGICAL STAINING AND CULTURE BIOPSIES OBTAINED FROM STOMACH O R DUODENUM

a. haemophilus influenzae
b. helicobacter pylori
c. haemophilus ducreyi
d. campylobacter

A

haemophilus influenzae

29
Q

urea breath test is for what spp

a. haemophilus influenzae
b. helicobacter pylori
c. haemophilus ducreyi
d. campylobacter

A

helicobacter pylori

urea breath test
-patient ingest / drink 13 C- UREA SOLUTION . samples is obtained in BALLOON and analyzed by MASS SPECTROMETRY OR SCINTILLATION COUNTER

30
Q

non invasive indirect test for helicobacter pylori

a. modified thayer martin
b. biopsy
c. urea broth test
d. wilkins charlgen agar

A

urea breath test

31
Q

which organism causes traveler’s diarrhea similar to the enterotoxigenic E. coli

a. campylobacter
b. helicobacter
c. vibrio
d. aeromonas

A

aeromonas

32
Q

what is the reagent for String test

a. 6.5% NaCl
b. 0.5% sodium desoxycholate
c. 3% HCL
d. 1% H2SO4

A

ans. b

bacteriology.. (17 decks)

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