gram positive BACILLI 2 Flashcards
(30 cards)
rapid urease producer corynebacterium spp
a. c. diptheria
b. c. urealyticum
c. pseudodiptheriticum
d. c. jeikeium
corynebacterium urealyticum
RAPID UREASE PRODUCER
it is preferred medium for the isolation and identification of corynebacterium
a. cystine tellurite blood agar
b. tinsdale agar
c. loefflers’s slant agar
d. christensen urea test
ctba / cyteine tellurite agar
- isolation and identification of corynebacterium
- modification of tindalse agar
- (+) black OR brown
- (+) c. diptheria, C. ulcerans and C. pseudotuberculosis
this test is useful for observing the microscopic morphology and metachromatic granules of C. diptheria
a. cystine tellurite blood agar
b. tinsdale agar
c. loefflers’s slant agar
d. christensen urea test
loeffler’s slant agar / pai’s slant
it is a skin test that is used to determine the susceptibilty of a person to diptheria
a. forshay’s test
b. schick test
c. both
d. nota
schick test
- susceptibility to diptheria
forshay’s test
- is tularemia skin test ( Francisella tularemia)
motility:
semi solid: umbrella shaped pattern
a. corynebacterium amycolatum
b. corynebacterium diptheriae
c. listeria monocytogenes
d. arthrobacter spp
listeria monocytogenes
- wet wount / hanging drop method : TUMBLING MOTILITY at room temperature
- SIM test : UMBRELLA SHAPED or INVERTED CHRISTMASS TREE at 25 degree celsius
this spp of gram positive bacilli causes a miscarriage or stillbirth in humans
a. corynebacterium amycolatum
b. corynebacterium diptheriae
c. listeria monocytogenes
d. arthrobacter spp
listeria monocytogenes
which of the following cells are the most significant host defense against listeria monocytogenes infection
a. t lymphocytes
b. b lymphocytes
c. monocyte
d. macrophage
macrophages and T lymphocytes
which of the following spp is a veterinary infection and an occupational hazard for those handling meat , poultry, fish and rabbitts
a. corynebacterium diptheria
b. listeria monocytogenes
c. arthrobacter spp
d. erysipelothrix rhusiopathiae
Erysipelothrix rhusiopathiae
which of the following spp of gram positive bacilli is positive in h2s
a. corynebacterium diptheria
b. listeria monocytogenes
c. arthrobacter spp
d. erysipelothrix rhusiopathiae
erysipelothrix rhusiopathiae
this spp has a human infection : BUTCHERS CUT
a. corynebacterium diptheria
b. listeria monocytogenes
c. arthrobacter spp
d. erysipelothrix rhusiopathiae
ERYSIPELOTHRIX RHUSIOPATHIAE
what spp has a test tube brush or pipe cleaner appearance
a. corynebacterium diptheria
b. listeria monocytogenes
c. arthrobacter spp
d. erysipelothrix rhusiopathiae
erysipelothrix rhusiopathiae
Lactobacillus produce large quantities of _________
lactic acid
what spp of lactobacillus is in female genital
a. boas oppler bacillus
b. duderlein’s bacillus
c. both
female genital
- DUDErlein’s bacillus
GIT
- boas oppler bacillus
multiple colonial morphologies of lactobacillus may have alpha hemolytic colonies resembling ?
a. staphylococcus
b. streptococcus
c. enterobacteriaceae
Sterptococcus
what gram positive bacilli can be found in the environment in water and sewage
a. erysipelothrix rhusiopathiae
b. lactobacillus
c. liseteria monocytogenes
d. aerotolerant actnomyces
Lactobacillus
- can be found in Environment in water and sewage
erysipelothrix rhusiopathiae
- veterinary pathogen
listeria monocytogenes
- animal pathogen
- common foods
causative agent of lumpy jaw
a. actinomyces istraelii
b. actinomadura
c, gardnerella vaginalis
d. nocardia brasilliensis
Actinomyces istraelii
- most often isolated
- molar tooth colonies
- presence of sulfur granuels
- causative of LUMPY JAW and involved in abscesseses and draining sinuses
which of the following is non acid fast aerobic actinomycetes
a. corynebacterium
b. dietzia
c. tsukamurella
d. streptomyces
Absent / no mycolic acid / non acid fast
(SADNO)
S - streptomyces A - actinomadura D - dermatophilus N - nocardiopsis O - Oerskovia
ans: d
which of the following is partially acid fast actinomycetes
a. corynebacterium
b. dietzia
c. tsukamurella
d. gordonia
partially acid fast
( DTC GRND)
D- dietzia T - tsukamurella C - Corynebacterium G - Gordonia R - rhodococcus N - nocardia D - dietza
nocardiopsis
a. partially acid fast
b. non acid fast
non acid fast
Absent / no mycolic acid / non acid fast
(SADNO)
S - streptomyces A - actinomadura D - dermatophilus N - nocardiopsis O - Oerskovia
which of the following spp is CASEIN HYDROLYSIS, TYROSINE AND XANTHIN ENEGATIVE
a. nocardia asteroides
b. nocardia brasiliensis
c, nocardia caviae
nocardia asteroides
- most frequently found in humans
- Casein hydrolysis , tyrosine and xanthine NEGATIVE
nocardia brasiliensis
- skin
gram positive bacilli that develop thin, branching filaments, which may show beading
a. corynebacterium
b. actinomyces
c. listeria
d. crucella`
Actinomyces
- branching,beading
corynebacterium
- curved
pleomorphic, gram variable to gram positiive , non motile bacillus
a. nocardia
b. gardnerella vaginalis
c. aerotolerant actinomycetes
Gardnerella vaginalis
- gram VARIABLE to GRAM POSITIVE
Which of the following spp is associated with BACTERIAL VAGINALIS
a. nocardia
b. gardnerella vaginalis
c. aerotolerant actinomycetes
Gardnerella vaginalis
- bacterial vaginalis
- malodorous
- grayish vaginal discharge
- pathogenic cell : squamous epithelial cell
- non cultural test : WHIFF OR SNIFFTEST
what is the pathogenic cell associate with gardnerella vaginalis
a. clue cell
b. glitter cell
c. swollen cell
Gardnerella vaginalis
- bacterial vaginalis
- malodorous
- grayish vaginal discharge
- pathogenic cell : CLUE CELL ->squamous epithelial cell
- non cultural test : WHIFF OR SNIFFTEST
