gram positive BACILLI Flashcards
BIOLOGIC INDICATOR OF autoclave
a. bacillus anthracis
b. bacillus cereus
c. bacillus stearothermophilus
bacillus stearothermophilus
- biologic indicator og autoclave
fried rice bacillus
a. bacillus anthracis
b. bacillus cereus
c. bacillus stearothermophilus
bacillus cereus
- fried rice bacillus
streptobacillus minus
- fried egg appearance
medusa head colonies
a. bacillus anthracis
b. bacillus cereus
c. bacillus stearothermophilus
bacillus anthracis
- medusa head colonies
- ground glass appearance
- gram positive bacilli arranged in BAMBOO ROD POLE APPEARANCE
what spp of gram positive bacilli is food poisoning
a. bacillus anthracis
b. bacillus cereus
c. corynebacterium diptheriae
d. listeria monocytogenes
bacillus cereus
which of the four types of infection in bacillus anthracis is WOOLSORTER’S DIEASE
a. cutaneous
b. pulmonary
c. gastrointestinal
d. oropharyngeal
cutaneous - most common ; least severe
pulmonary (inhalation) - WOOLSORTER’S DISEASE
gastrointestinal - least common ; most severe
oropharygeal
gram positive bacillus arranged in bamboo rod pole appearance
a. bacillus anthracis
b. bacillus cerus
c. corynebacterium hominis
d. corynebacterium diptheriae
bacillus antharacis
gram positive bacili arranged as BAMBOO ROD POLE APPEARANCE
what is the special media to used in bacillus antharacis
a. tcbs
b. plet
c. bap
d. alkaline peptone water
PLET - polymyxin lysozyme EDTA thallous acetate
which of the following bacteria is positive in CASEIN HYDROLYSIS
a. bacillus steathermophilus
b. bacillus cerus
c bacillus anthracis
bacillus anthracis
- antharx
- woolsorters disease
- bamboo rod pole appearance
- plet
- ascolit test
- produce acid from GLM
- casein hyrolysis positive
- medusa head / ground glass
- string of pearls in mha
whihc of the following spp is agent of biologic welfare
a. bacillus steathermophilus
b. bacillus cerus
c bacillus anthracis
d. corynebacterium diptheriae
B. anthracis produces endospores that may be effectively used as an agent oF BIOLOGIC WELFARE
best specimen for testing bacillus cereus
a. stool
b. csf
d. food
e. blood
suspected food
which of the following spp has a frosted glass appearance on bap
a. bacillus steathermophilus
b. bacillus cerus
c bacillus anthracis
bacillus cereus
bap : colonies are large and feathery ; have a spreading growth ; have a frosted glass appearance ; and beta hemolytic
what type of food posing in bacillus cereus is associated with ingestion of contaminated meat, poultry and vegetables
a. emetic type
b. diarrheal type
c. both a and b
d. nota
diarheal type
- associated with ingestion of contaminated meat, poultry and vegetables
- heat Labile
emetic type
- ingestion of improperly stored cooked rice
- it is caused by B . CEREUS TYPE 1
- HEAT STABLE
which of the following spp of bacillus is most commonly encountered in the laboratory
a. b. anthracis
b. b. cereus
c. b. subtilis
d. b. steathermophilus
b. subtilis
- hay bacillus
- most commonly encountered in the laboratory
- can tolerate 7% NaCl
whichof the ff spp ferments manitol, arabinose, and xylose
a. b. anthracis
b. b. cereus
c. b. subtilis
d. b. steathermophilus
bacillus subtilis
ferments max
b. anthracis
produces acid from GSM
it is used as a biologic indicator in STERILIZATION methods
a. b. pumilus
b. b. anthracis
c. b. subtilis
d. b. steathermophilus
bacillus pumilus
- STERILIZATION methods
b. steathermophilus
- autoclave
which of the ff spp of bacillus is colonies are large and MOIST, have a BLISTER LIKE APPEARANCE
a. b. pumilus
b. b. anthracis
c. b. subtilis
d. b. steathermophilus
B. PUMILUS
which of the bacillus spp is insect pathogen
a. b. pumilus
b. b. thuringiensis
c. b. subtilis
d. b. steathermophilus
bacillus thuringiensis
- it is insect pathogen
- it produces PARASORAL CRYSTAL that can be utilized as pesticide
which of the following test detects THERMOSTABLE ANTHRAX ANTIGENS
a. ascoli test
b. catalase test
c. oxidase test
d. direct fluorescent test
ascoli test
- detects thermostable anthrax antigens
- uses RABBIT ANTISERUM
beaten egg white appearance when inoculating loop isused
a. b. pumilus
b. b. anthracis
c. b. subtilis
d. b. steathermophilus
bacillus anthracis
which of the ff non spore former in the microsope has a slightly curved, gram positive rods with UNPARALLEL SIDES AND slighly wider ends that produces a CLUB LIKE SHAPED
a. corynebacterium
b. listeria
c. anthrobacter
d. nocardia
corynebacterium
motility : BLINDINING / SLIDING / GLINDING
a. Campylobacter
b. Chromobacterium violacieum
c. Capnocytophaga
Campnocytophaga
- normal flora of the DOGS
- bacilli with TAPERED ENDS (FUSIFORM SHAPE)
- MOTILITY : BLINIDNG / SLIDING / GLINDING
which of the following types of biotypes of corynebacterium is largest , dark grey and have a daisy head appearance
a. gravis
b. mitis
c. intermidius
d. var. belfanti
Gravis - large , flat and dark gray colonies that have a daisy head appearance, beta hemolytic
Mitis - small , black and convex colonies that have a “ fried egg” appearance
Intermidius - very small, flat , dry and grayish black colonies, non-hemolytic
var. belfanti - non toxigenic , resemble mitis
it is known as Kleb- Loeffler bacillus
a. corynebacterium diptheriae
b. bacillus cerus
c. listeria monocytogenes
d. corynebacterium jeikium
cornynebacterium diptheriae
it is known as the diptheria bacillus or KlebLoeffler bacillus
microscopy : Chinese letters
a. corynebacterium diptheriae
b. bacillus cerus
c. listeria monocytogenes
d. corynebacterium jeikium
corynebacterium diptheria
which of the following spp is resistant to many antibiotics and it is normal flora of human conjunctiva,skin and nasopharynx
a. corynebacterium diptheria
b. corynebacterium amycolatum
c. corynebacterium ulcerans
d. corynebacterium pseudotuberculosis
corynebacterium amycolatum
- Resistant to many antibiotics
- has been isolated in cases of Sepsis , Endocarditis and surgical wound infection
- normal flora of human conjuctiva , skin and nasopharynx
which of the following C. diptheriae like colonies produces diptheria like toxin and diptheria like infection in human and mastitis in cattles
a. corynebacterium ulcerans
b. corynebacterium pseudotuberculosis
c. corynebacterium jeikeium
d. corynebacterium minuffssimum
corynebacterium ulcerans
which of the following organism produces a DERMONECROTIC TOXIN that cause death of various cell types
a. corynebacterium ulcerans
b. corynebacterium pseudotuberculosis
c. corynebacterium jeikeium
d. corynebacterium minuffssimum
corynebacterium pseudotb
multidrug resistant organism that is associated with indwelling devices
a. corynebacterium ulcerans
b. corynebacterium pseudotuberculosis
c. corynebacterium jeikeium
d. corynebacterium minuffssimum
corynebacterium jeikeium
this corynebacterium causes superficial puritic skin infection Emphysema
a. corynebacterium ulcerans
b. corynebacterium pseudotuberculosis
c. corynebacterium jeikeium
d. corynebacterium minuffssimum
corynebacterium minutissum
what are the 2 test to differentiate C. diptheria from other corynebacterium
a. urease
b. nitrate
c. tinsdale medium
d. aota
urease and presence of halo in tinsdale medium
