True/False Flashcards
TRUE OR FALSE
MacConkey agar contains phenol red as a pH indicator?
FALSE
(contains Drigalski agar, neutral red)
TRUE OR FALSE
MacConkey agar contains glucose as a carbon source?
FALSE
Lactose
TRUE OR FALSE
The causative agent of glanders can be cultured on cistin or cistein containing medium
TRUE
TRUE OR FALSE
The causative agent of the swine erysipelas can infect even the sheep
TRUE
TRUE OR FALSE
The PPD is used as a vaccine against tuberculosis which contains living attenuated bacteria
FALSE
TRUE OR FALSE
The causative agent of paratuberculosis is spread by the feces in the environment and able to enrich (propagate) it here
FALSE
TRUE OR FALSE
TThe result of the tuberculin test is not affected by cross reactions
FALSE
TRUE OR FALSE
Genus Ureaplasma demands cholesterol and CO2
TRUE
TRUE OR FALSE
Human trachoma is chronic purulent conjunctivitis
TRUE
TRUE OR FALSE
Psittacosis or ornithosis may be an occupational disease
TRUE
TRUE OR FALSE
Lymphogranuloma venerum is a sexually transmitted disease
TRUE
TRUE OR FALSE
By using the Koster staining, we use 96% ethanol to extract safranin from the Koster bacteria
FALSE
TRUE OR FALSE
The causative agent of swine typhoid is able to infect humans.
FALSE
TRUE OR FALSE
The causative agent of rodentiosis is able to cause abortion in swine, sheep, and cattle.
TRUE
Culture demand of Renibacterium salmoniarium
- Lower temperature (15-18 oC), obligate aerobic, cystein and blood serum
TRUE R FALSE
The pH optimum of Renibacterium salmonarium is lower compared to other bacteria
TRUE
TRUE OR FALSE
Histophilus somni and actinobacillus seminis both can cause epididymitis to rams
TRUE
TRUE OR FALSE
Trueperella pyogenes can cause arthritis in cattle?
TRUE
TRUE OR FALSE
Trueperella pyogenes causes exsudative dermatitis in sheep?
FALSE
TRUE OR FALSE
Trueperalle pyogenes can cause mastitis in cattle?
TRUE
TRUE OR FALSE
Pneumonia can be caused by Trueperella pyogenes?
TRUE
TRUE OR FALSE
Trueperella pyogenes can cause metritis?
TRUE
TRUE OR FALSE
Arthritis of swine can be caused by Trueperella pyogenes?
TRUE
TRUE OR FALSE
Trueperella pyogenes causes mastitis or pneumonia?
TRUE
TRUE OR FALSE
Trueperelia pyogenes bacteria are long, branched filaments in a smear
FALSE
TRUE OR FALSE
Pericarditis of dogs can be caused by Actinomyces hordeovulneris?
TRUE
TRUE OR FALSE
Cattle lumpy jaw is caused by Actinomyces viscosus?
FALSE
(by Actionomyces bovis)
TRUE OR FALSE
Cattle lumpy jaw is caused by Actinomyces bovis?
TRUE
TRUE OR FALSE
The actinomycosis of dogs is caused by the Actinomyces Israeli
FALSE
TRUE OR FALSE
Actinomyces viscosus can cause mastitis in pigs (sows)
FALSE
TRUE OR FALSE
Nitrate-positive Corynebacterium pseudotuberculosis strains can infect sheep and goat?
FALSE
TRUE OR FALSE
Corynebacterium diphtheria can produce exotoxin?
TRUE
TRUE OR FALSE
Nitrate-negative biotype strains C. pseudotuberculosis can infect horse only?
FALSE
(sheep and goat only)
TRUE OR FALSE
Humans can be infected by Corynebacterium diphtheria?
TRUE
TRUE OR FALSE
Pseudotuberculosis of sheep is caused by nitrate-negative strains of C. pseudotuberculosis?
TRUE
TRUE OR FALSE
The equine ulcerative lymphangitis is caused by Corynebacterium equisimilis
FALSE
TRUE OR FALSE
Mycobacterium avium ssp. Avium has cream-like colonies on solid medium?
TRUE
TRUE OR FALSE
Mycobacterium are acid – and alcohol-fast bacteria?
TRUE
TRUE OR FALSE
Mainly of mycobacteria are flagellated?
FALSE
(not flaggelated)
TRUE OR FALSE
As a result of Ziehl-Neelsen staining pathogenic mycobacterium are blue?
FALSE
(red)
TRUE OR FALSE
As a result of Ziehl-Neelsen staining pathogenic mycobacterium are red?
TRUE
TRUE OR FALSE
Mycobacterium can form spore?
FALSE
(non-spore forming bacteria)
TRUE OR FALSE
Cattle can be infected by Mycobacterium bovis only?
FALSE
(also other mycobacteria ssp)
TRUE OR FALSE
Mycobacteria are obligate anaerobic bacteria?
FALSE
(obligate aerobic)
TRUE OR FALSE
Mycobacterium is catalase negative?
TRUE
TRUE OR FALSE
Mycobacterium tuberculosis forms islands on the surface of broth?
FALSE
(M. bovis forms islands, M. tuberculosis forms thin film)
TRUE OR FALSE
Mycobacterium bovis is a Gram-positive and Ziehl-Neelsen-negative?
FALSE
(both are positive)
TRUE OR FALSE
Obligate pathogenic mycobacteria can multiply in the host body only?
TRUE
TRUE OR FALSE
Animals can be infected by mycobacterium spore?
FALSE
non-spore forming bacterium
TRUE OR FALSE
Obligate pathogenic mycobacteria can multiply in the host body and the environment?
FALSE
Only in infected host
TRUE OR FALSE
Human leprosy is caused by M. lepraemurium?
FALSE
by M. laprae
TRUE OR FALSE
Incubation time of mycobacterium bovis is 6-12 weeks?
FALSE
4-8 weeks
TRUE OR FALSE
The shape of Mycobacterium bocis bacteria is polymorph in a smear
FALSE
TRUE OR FALSE
Mycobacteria can be selectively isolated from a sample after acid treatment
TRUE
TRUE OR FALSE
During the Ziehl- Neelsen staining the methylene blue has no effect on the colour of the mycobacteria
TRUE
TRUE OR FALSE
The incubation time of Mycobacterium avium subsp. paratuberculosis is 4-8 weeks
FALSE
TRUE OR FALSE
The BCG strain produced by Mycobacterium bovis cannot cause disease
TRUE
TRUE OR FALSE
Mycobacterium leprae causes causes the leprosy of human and cats
FALSE
TRUE OR FALSE
During the Zeihl-Neelsen staining in case of Mycobacteria, we wash out the Methylene blue stain with acid alcohol, so they get red colour by the counterstaining with carbol fuchsin
FALSE
TRUE OR FALSE
The incubation time of Mycobacterium tuberculosum is 3-6 weeks
TRUE
TRUE OR FALSE
Mycobacterium avium subsp. avium and Mycobacterium avium subsp. paratuberculosis bacteria are both slender rods in a smear
FALSE
TRUE OR FALSE
Using the tuberculin test can be demonstrated if an animal aready produced antigens against Mycobacteria
TRUE
TRUE OR FALSE
The avian tuberculosis is caused by Mycobacterium avium subsp. avium and M. avium subsp. silvaticum
TRUE
TRUE OR FALSE
The avian tuberculosis is caused by Mycobacterium avium subsp. avium and M. avium subsp. silvaticum
TRUE
TRUE OR FALSE
Obligate pathogenic mycobacteria can multiply in the host body only
TRUE
TRUE OR FALSE
Listeria monocytogenes is catalase-negative bacterium?
FALSE
TRUE OR FALSE
Listeria monocytogenes is an alpha-haemolytic bacterium?
FALSE
TRUE OR FALSE
Listeria monocytogenes can cause abortion in cattle?
TRUE
TRUE OR FALSE
Selective medium of Listeria contains NaN3?
FALSE
(found in E. rhusiopathiae)
TRUE OR FALSE
Listeria monocytogenes is able to produce flagella at 37°C only?
FALSE
(22°C)
TRUE OR FALSE
Listeria monocytogenes is able to produce flagella at 37°C only?
FALSE
(22°C)
TRUE OR FALSE
Listeria monocytogenes has flagella at low temperature (4-6°C) only?
FALSE
(22°C)
TRUE OR FALSE
Mainy CNS is caused by L. monocytogenes in cattle?
FALSE
(in sheep)
TRUE OR FALSE
The catalase and oxidase activity of Listerias and Corynebacteria is different
FALSE
TRUE OR FALSE
Listerias can be cultured even at 4-5 c
TRUE
TRUE OR FALSE
The morphology of Listeria is characterized by thin rods or chains, filaments, according to colony type
FALSE
TRUE OR FALSE
Listeria monocytogenes and Listeria ivanovii cause wound infection and dermatitis in humans and sheep
FALSE
TRUE OR FALSE
Erysipelothrix rhusiopathiae can be found in swine only?
FALSE
TRUE OR FALSE
Erysipelothrix rhusiopathiae is a short thick rod?
FALSE
TRUE OR FALSE
Erysipelothrix rhusiopathiae have flagella only at room temperature?
FALSE
TRUE OR FALSE
Erysipelothrix rhusiopathiae show weak beta-haemolysis on blood agar?
FALSE
TRUE OR FALSE
Erysipelothrix rhusiopathiae can infect turkey?
TRUE
TRUE OR FALSE
R colonies of E. rhusiopathiae can form sediment in broth?
TRUE
TRUE OR FALSE
R colonies of E. rhusiopathiae can form uniform turbidity in broth?
FALSE
(S colonies)
TRUE OR FALSE
Some strains of E. rhusiopathiae causes weak beta-haemolysis on blood agar after 48 hours incubation?
FALSE
TRUE OR FALSE
Erysipeleas of swine is cause by E. rhusiopathiae?
TRUE
TRUE OR FALSE
E. rhusiopathiae can cause septicaemia in birds?
TRUE
TRUE OR FALSE
Eryipelothrix rhusiopathiae and Listeria monocytogenes are both able to cause septicemia in birds if there are predisposing factors
TRUE
TRUE OR FALSE
Some strains of E. rhusiopathiae cause alpha-haemolysis on blood agar after 48 hours incubation?
TRUE
TRUE OR FALSE
Erysioelathrix rhusiopathiae caused the erysipelas of the pig and humans
FALSE
TRUE OR FALSE
Lactobacilli prefer pH 5.5-6.2
TRUE
TRUE OR FALSE
Lactobacilli are used to make dairy products
TRUE
TRUE OR FALSE
Streptococcus can be observed in a smear as a Gram positive coccoid bacteria in chains
TRUE
TRUE OR FALSE
Streptococcus is more fastidious bacteria compared to Staphylococci.
TRUE
TRUE OR FALSE
Scarlet fever of humans is caused by Streptococcus pneumonia
FALSE
TRUE OR FALSE
Horse strangles is caused by toxin producing strains of Streptococcus dysgalactiae subsp. Equisimilis
FALSE
TRUE OR FALSE
The scarlet fever is caused by toxin producing strains of Streptococcus pyogenes
TRUE
TRUE OR FALSE
As the result of the GRAM staining Staphylococci are blue
TRUE
TRUE OR FALSE
Staphylococci are catalase positive and oxidase positive bacteria
FALSE
TRUE OR FALSE
Strains of Staphylococcus genus are able to form spores in aerobic conditions
FALSE
TRUE OR FALSE
Histophilus somni and actinobacillus seminis both can cause epididymitis to rams
TRUE
TRUE OR FALSE
Histophilus somni demands CO2
TRUE
TRUE OR FALSE
Contagious equine metritis is caused by the Actinobacillus equuli
FALSE
TRUE OR FALSE
The NAD demand of Actinobacillus pleuropneumonia Biotype 1 can be provided by satellitism
TRUE
TRUE OR FALSE
Actinobaculum suis can cause pyelonephritis in pigs?
TRUE
TRUE OR FALSE
Actinobacillus ligneresi can infect cattle sheep and swine
TRUE
TRUE OR FALSE
The V factor (NAD) demand of Actinobacillus pleuropneumoniae Biotype 1 and Biotype 2 is different
TRUE
TRUE OR FALSE
The contagious equine metritis is caused by Actinobacillus equuli
FALSE
TRUE OR FALSE
Actinobacillus pleuropneumoniae is a fastidious, B haemolysing bacterium
TRUE
TRUE OR FALSE
Acute systemic pasteurellosis of feedlot lambs is caused by bibersteinia techalosi
TRUE
TRUE OR FALSE
Mannheimia haemolytica produces leucotoxin
TRUE
TRUE OR FALSE
Members of the Pasteurellaceae family are catalase positive and oxidase positive
TRUE
TRUE OR FALSE
Pasteurella multocida D can produce cytotoxin, namely dermonecrotoxin
TRUE
TRUE OR FALSE
One causative agent of the atrophic rhinitis os swine is Pasteurella multocida
TRUE
TRUE OR FALSE
Pasteurella canis, P. dagmatis and P. stomatis lives in the dog/cat oral cavity and can cause wound infection after biting
TRUE
TRUE OR FALSE
Pasteurella multocida, Actinobacillus pleuropneumoniae, and Actinobacillus suis are all able to cause pneumonia in swine
TRUE
TRUE OR FALSE
The contagious equine metritis is caused by Pasteurella caballi
FALSE
TRUE OR FALSE
Pasteurella multocida and Mannheimia haemolytica can be differentiated by their smell and indol production
TRUE
TRUE OR FALSE
Pasteurella canis, P. dogmatis P. stomatis, and P. pneumotropica can be found in the oral cavities of dogs and cats
TRUE
TRUE OR FALSE
The members of the genus Pasteurella are able to survive dehydrated in the environment for a long time
FALSE
TRUE OR FALSE
Pasteurella multocida, Mannheimia haemolytica and Histophilus somni are all able to cause pneumonia to cattle
TRUE
TRUE OR FALSE
The pasteurellosis of rabbits is caused by Pasteurella aerogenes
FALSE
TRUE OR FALSE
Members of the genus Pasturella are bipolar, Gram positive, 1-6 micrometers long curved rods
FALSE
TRUE OR FALSE
Pasturella multocida produces Apx I-IV cytotoxins
FALSE
TRUE OR FALSE
Pasturella multocida and Mannheimia haemolytica can be differentiated by catalase and DF tests
FALSE
TRUE OR FALSE
Fusobacteria need CO2 during culturing
TRUE
TRUE OR FALSE
The necrobacillosis in the rabbit is caused by Fusobacterium necrophorum subsp. funduliforme
FALSE
(F. necrophorum subsp. necrophorum
TRUE OR FALSE
Fusobacteria are obligate aerobic bacteria
FALSE
(obligate anaerobic)
TRUE OR FALSE
Foot rot of sheep is caused by Dichelobacter nodosus and F. necrophorum funduliforme
FALSE
(D. Nodus and F. Necrophorum subsp. Necroforum)
TRUE OR FALSE
Fusobacteria are obligate aerobic, non-fastidious bacteria.
FALSE
TRUE OR FALSE
The necrobacillosis of calf, piglets, and rabbits is caused by Fusobacterium nucleatum.
FALSE
TRUE OR FALSE
Proteus bacteria may be present in rotting organs, cadavers.
TRUE
TRUE OR FALSE
Proteus being phenylalanine deaminase positive
TRUE
TRUE OR FALSE
Proteus species are able to swarm.
TRUE
TRUE OR FALSE
Rodentiosis is caused by Yersinia enterocolitica
FALSE
(Yersinia pseudotuberculosis)
TRUE OR FALSE
Yersinia pseudotuberculosis cannot produce flagella at room temperature
FALSE
(flagella at room temperature, 22°C)
TRUE OR FALSE
O9 serogroup of Yersinia pseudotuberculosis can cause cross-reactions with Brucella species in serological tests
FALSE
(O9 serogroups of Y. Enterocolitica)
TRUE OR FALSE
Yersinia pseudotuberculosis can infect swine
TRUE
TRUE OR FALSE
Optimal temperature for Yersinia pseudotuberculosis is 30°C
TRUE
TRUE OR FALSE
Optimal temperature for Yersinia is 42°C.
FALSE
TRUE OR FALSE
Y. pseudotuberculosis can affect turkeys
TRUE
TRUE OR FALSE
Yersinia ruckeri can infect tuna and carp species.
FALSE
TRUE OR FALSE
Shigella species are motile bacteria?
FALSE
(not motile)
TRUE OR FALSE
Shigella species are flagellated
FALSE
(no flagella)
TRUE OR FALSE
The motility of Shigella and the most serotypes of the Salmonellas is different.
TRUE
TRUE OR FALSE
Salmonella bongori is a shorted Salmonella serotype name.
FALSE
TRUE OR FALSE
Salmonella bongori is a shortened Salmonella serotype name
FALSE
TRUE OR FALSE
Salmonellas and Escherichia coli can be differentiated by their H2S production.
TRUE
TRUE OR FALSE
Salmonellas can be found only in infected animals or humans.
FALSE
TRUE OR FALSE
All members of genus Salmonella are flagellated.
FALSE
TRUE OR FALSE
Shigella species cause swine dysentery.
FALSE
TRUE OR FALSE
There is only one salmonella species
FALSE
Two : Salmonella Enterica and Salmonella Bongori)
TRUE OR FALSE
S. Typhi, S. Paratyphi A, B, C, S. Sendai serotypes can only affect humans
TRUE
TRUE OR FALSE
S. Typhisuis, S. Gallinarum, (S. Pullorum) serotypes can only affect animals
TRUE
TRUE OR FALSE
Salmonella are widespread in our environment
TRUE
TRUE OR FALSE
Salmonella are fermentative in OF (oxidative fermentation)-test
TRUE
TRUE OR FALSE
S. Enteritidis is a serotype name
TRUE
TRUE OR FALSE
Salmonella serotypes can be found in diseased animals only
FALSE
TRUE OR FALSE
Salmonella enterica is a fastidious bacterium species
FALSE
(non-fastidious)
TRUE OR FALSE
S. Enteritidis is a bacterial species name
FALSE
(salmonella enterica)
TRUE OR FALSE
Salmonella enterica is a lactose-positive species
FALSE
(lactose negative)
TRUE OR FALSE
S. Choleraesuis is the causative agent of swine typhus
FALSE
(S. typhisuis, causes necrosis in spleen and lungs)
TRUE OR FALSE
Human typhus is caused by S. Typhimurium
FALSE
(Rickettsia bacteria)
TRUE OR FALSE
Necrobacillosis is caused by Salmonella Typhi
FALSE
(fusobacterium necrophorum ssp. Necrophorum)
TRUE OR FALSE
Swine typhus is caused by Salmonella Typhi
FALSE
(salmonella Typhi is only human) (Salmonella typhisuis – animals)
TRUE OR FALSE
S. Gallinarum is flagellated
FALSE
(no flagella)
TRUE OR FALSE
S. Pullorum is flagellated
FALSE
TRUE OR FALSE
There are capsule (K or Vi) antigens in every Salmonella serotype.
FALSE
TRUE OR FALSE
Salmonella paratyphi A causes paratyphoid fever to humans, and typhoid to animals.
FALSE
TRUE OR FALSE
A Salmonella abortusovis is a shortened Salmonella species name.
FALSE
TRUE OR FALSE
Salmonella cholerasuis can infect humans.
TRUE
TRUE OR FALSE
The genus Salmonella and Citrobactercan be differentiated by using the OF test.
FALSE
TRUE OR FALSE
Klebsiella species are lactose-negative bacteria?
FALSE
(they are lactose-positive)
TRUE OR FALSE
Klebsiella pneumonia is flagellated?
FALSE
(no flagella)
TRUE OR FALSE
Klebsiella pneumonia cannot produce capsule?
FALSE
(has capsule)
TRUE OR FALSE
Pathogenic E. coli strains isolated from the gut of piglets posses F5, F17 or F41 fimbrial antigens?
FALSE
(F4, F6, F18=swine, F5, F17, F41 = cattle)
TRUE OR FALSE
E. coli can cause septicaemia in calves?
TRUE
TRUE OR FALSE
E. coli strains can form capsule which were isolated from swine?
FALSE, in calf
(swine: haemolysis)
TRUE OR FALSE
Bismuth-sulphite agar is used to isolate E. coli?
FALSE
used to isolate salmonella
TRUE OR FALSE
Oedema-disease is caused by E. coli in neonatal piglets?
FALSE
in weaned piglets
TRUE OR FALSE
E. coli is an obligate pathogenic species?
FALSE
(most of them are saprophytic, some are facultative pathogenic)
TRUE OR FALSE
E. coli is an indole-positive bacterium?
TRUE
TRUE OR FALSE
Edwardsiella tarda causes septicaemia to eels.
TRUE
TRUE OR FALSE
Serattia marcescens can produce pigments in low temperature
TRUE
TRUE OR FALSE
Serratia marescens can produce red carotenoid pigment.
TRUE
TRUE OR FALSE
Enterobacteria can be found in the gastrointestinal tracy only?
FALSE
(also in genital tract, respiratory tract and in the environment)
TRUE OR FALSE
Enterobacteria are middle-sized Gram-positive rods?
FALSE
(gram negative)
TRUE OR FALSE
Enterobacteria are obligate anaerobic bacteria?
FALSE
(they are aerobic, facultative anaerobic)
TRUE OR FALSE
Enterobacteria are oxidase-negative bacteria?
TRUE
TRUE OR FALSE
Enterobacteria are Gram-negative bacteria?
TRUE
TRUE OR FALSE
Enterobacteria are fastidious bacteria?
FALSE
(SIMPLE)
TRUE OR FALSE
Enterobacteria cloacae are a lactose-negative bacterium?
FALSE
(lactose positive)
TRUE OR FALSE
Dermatophilus can produce carotenoid pigments?
FALSE
(Norcardia produce carotenoid pigments)
TRUE OR FALSE
Infectious form of Dermatophilus is the zoospore?
TRUE
TRUE OR FALSE
Dermatophilus congolensis produces carotenoid pigments?
FALSE
(Nocardia is producing carotenoid pigments)
TRUE OR FALSE
Dermatophilus can be found on the skin of infected animals?
TRUE
TRUE OR FALSE
Dermatophilus congolensis can form zoospores
TRUE
TRUE OR FALSE
Dermatophilus congolensis can produce carotenoid pigments
FALSE
TRUE OR FALSE
Nocardia produces carotenoid pigments?
TRUE
TRUE OR FALSE
Nocardia produces carotenoid pigments?
TRUE
TRUE OR FALSE
Nocardia is a soil microorganism?
TRUE
TRUE OR FALSE
Nocardia asteroides is an obligate anaerobic bacterium?
FALSE
(obligate aerobic)
TRUE OR FALSE
Nocardia asteroides is a soil bacterium?
TRUE
TRUE OR FALSE
Nocardia can be found in the infected host body only?
FALSE
TRUE OR FALSE
Nocardia asteroides produces carotenoid pigments?
TRUE
TRUE OR FALSE
Nocardia asteroides is an obligate aerobic bacterium?
TRUE
TRUE OR FALSE
Equine ulcerative lymphadenitis is caused by R. Equi?
FALSE
(by C. pseudotuberculosis)
TRUE OR FALSE
Rhodococcus equi usually causes disease in adult horses
FALSE
TRUE OR FALSE
Rhodococcus equi is a soil microorganism?
TRUE
TRUE OR FALSE
Rhodococcus equi cannot produce pigment?
FALSE
(pink pigment)
TRUE OR FALSE
R. equi cannot produce capsule and pigment?
FALSE
(can produce both)
TRUE OR FALSE
Ehrlichia ruminatium causes icterus and anaemia in cattle because it propagates on erythrocytes
FALSE
TRUE OR FALSE
Coxiella burnetii cannot infect animals without a vector
FALSE
TRUE OR FALSE
The resistance of Coxiella burnetii is good it can survive in the dust for up to 90 days
TRUE
TRUE OR FALSE
Coxiella burnetti is able to propagate in all cell types
TRUE
TRUE OR FALSE
Coxiella burneti infects only humans
TRUE
TRUE OR FALSE
Coxiella burneti needs an arthropod vector to infect animals
FALSE
TRUE OR FALSE
Rickettsia ricksettsii, Rickettsia sibirica, and Rickettsia conorii are spread by ticks
TRUE
TRUE OR FALSE
Ricksettia specie are the smallest free living microorganisms
FALSE
TRUE OR FALSE
Stamp staining can be used to stain Chlamydia- or even Ricksettia species
TRUE
TRUE OR FALSE
Chlamydia species can be cultured only on embryonated eggs tissue cultures or laboratory animals
TRUE
TRUE OR FALSE
During the stamp staining in cause of Chlamidia psittaci we wash out the malachite green stain with a 3% acetic acid after we counterstain the bacteria with fuchsin so the result Is red
FALSE
TRUE OR FALSE
Stamp staining can be used to stain Chlamydia- or even Ricksettia species
TRUE
TRUE OR FALSE
Chlamydia abortus is an intracellular bacterium
TRUE
TRUE OR FALSE
Chlamydia psittaci cause ornithosis on birds
TRUE
TRUE OR FALSE
Chlamydia felis cause abortion in cats
FALSE
TRUE OR FALSE
Leptospira hardjo amd L.sejroe cause abortion in cattle and sheep?
FALSE
TRUE OR FALSE
The proliferative enteropathy of swine is caused by Brachyspira pilosicolli?
FALSE
TRUE OR FALSE
Brachyspira hyodysenteriae as obligate anaerobic bacteria causes the swine dysentery?
TRUE
TRUE OR FALSE
Lyme borreliosis (Lyme disease) is maintained by arthropods?
TRUE
TRUE OR FALSE
Borrelia burgdorferi, B. recurrentis and B. afzelli causes the lyme-borreliosis?
FALSE
TRUE OR FALSE
Spirochetes live in the mucous membranes, arthropods and in the environment?
TRUE
TRUE OR FALSE
Campylobacter spp. live in the environment and they can infect the bowel tract in diseases from there?
FALSE
TRUE OR FALSE
Lawsonia intracellularis is an intreacellular bacterium therefore it can be cultured with co-culturing with other bacteria?
TRUE
TRUE OR FALSE
Pseudonomas anguilliseptica causes furunculosis in salmon
FALSE
TRUE OR FALSE
Aeromonas hydrohila causes furunculosis in salmon
FASLE
TRUE OR FALSE
Pseudonomas aeruginosa is a fastidious bacterium
FALSE
TRUE OR FALSE
Burkholderia pseudomallei and Aeromonas salmonicida are both able to produce pigment
TRUE
TRUE OR FALSE
Pseudomonas aeruginosa is resistant to some disinfectants
TRUE
TRUE OR FALSE
Vibrio spp. are not fastidious bacteria?
TRUE
TRUE OR FALSE
Burkholderia mallei cannot produce pigments but Aeronomas salmonicida can
TRUE
TRUE OR FALSE
Burkholdia pseudomallei causes glanders
FALSE
TRUE OR FALSE
Burkholderia pseudomallei and Aeromonas salmonicida are both able to produce pigment
TRUE
TRUE OR FALSE
Brucella arbortus, Burkholderia mallei and Francisella tularensis are all zoonotic bacteria
TRUE
TRUE OR FALSE
Brucella melitensis is a facultative pathogenic bacterium
FALSE
TRUE OR FALSE
Brucella abortus is maintained by sheep goat and humans
FALSE
TRUE OR FALSE
Brucellas are only able to propagate only in the infected host
TRUE
TRUE OR FALSE
As the result of the Koster staining, Brucella ovis is blue because in this case we can wash out the safranin stain with 0.95% sulphuric acid
FALSE
TRUE OR FALSE
Brucella meiltensis forms S colonies
TRUE
TRUE OR FALSE
Brucellas are obligate aerobic bacteria, but some species need even CO2
TRUE
TRUE OR FALSE
Brucella abortus is maintained by humans and rodents
FALSE
TRUE OR FALSE
Special staining method for Brucella spp. is Ziehl-Neelsen
FALSE
TRUE OR FALSE
The Brucella species are saprophytes or facultative pathogenic bacteria True False
TRUE
TRUE OR FALSE
Brucella spp. can grown on s or r type colonies depending on the species
TRUE
TRUE OR FALSE
Moraxella ovis can infect even calves
TRUE
TRUE OR FALSE
Moraxtella ovis cannot infect humans
TRUE
TRUE OR FALSE
Moraxella bovis is the causative agent of the artrophic rhinitis of pigs
FALSE
TRUE OR FALSE
Bordetella bronchiseptica produces dermonecrotoxin
TRUE
TRUE OR FALSE
Bordatella bronchiseptica is able to cause pneumonia in rabbits
TRUE
TRUE OR FALSE
Bordetella bronchiseptica causes bronchitis and pertussis to humans
FALSE
TRUE OR FALSE
Cat scratch disease is caused by bordetella henselae
FALSE
TRUE OR FALSE
Francisella tualarensius can infect only small rodents and rabbits, therefore it is not zoonotic bacterium
FALSE
TRUE OR FALSE
The causative agent of tularaemia demands cystin or cysteine in the medium
TRUE
TRUE OR FALSE
Francisella tularensis subsp. Tularensis can be found only in North America
TRUE
TRUE OR FALSE
Orinithobacterium rhinotracheale can be found in the upper respireatory tracts of chicken and turkey
TRUE
TRUE OR FALSE
Orinithobacterium rhinotracheale causes the anatipestifer disease of water fowl
FALSE
TRUE OR FALSE
Anatipestifer disease is caused by Ornithobacterium rhinotracheale
FALSE
TRUE OR FALSE
Fowl cholera is caused by Ornithobacterium rhinotracheale
FALSE
TRUE OR FALSE
Riemerella anatipestifer can be found in the upper respiratory tracts of waterfowl
TRUE
TRUE OR FALSE
Avibacterium paragallinarum demands V factor and CO2
TRUE
TRUE OR FALSE
Contagious bovine pleuropneumonia is caused by Mycoplasma bovigenitalium
FALSE
TRUE OR FALSE
The monocyclic ehrlichiosis of the dog caused by Mycoplasma (Haemobartonella) haemocanis
FALSE
TRUE OR FALSE
The enzootic pneumonia of pigs is caused by Mycoplasma hyorhinis
FALSE
TRUE OR FALSE
Mycoplasma specie can be cultured o artificial media in general, except some species, eg Mycoplasma suis
TRUE
TRUE OR FALSE
Cat scratch disease is caused by Mycoplasma (Haemobartonella) haemofelis
FALSE
TRUE OR FALSE
Mycoplasma haemophaelis and M. Haemocanis can be propagated on surface of erythrocytes
TRUE
TRUE OR FALSE
Mycoplasma spp. are the smallest known bacteria with cell wall.
FALSE
TRUE OR FALSE
Contagious bovine pleuropneumonia caused by mycoplasma bovid
FALSE
TRUE OR FALSE
Members of genus Anaplasma are able to propagate on erythrocytes and in lymphoid cells
TRUE
Clostridium genus contains anaerobic, spore forming bacterium.
TRUE.
Both Bacillus and Clostridium bacteria are spore forming. Clostridium tends to be anaerobic and Bacillus aerobic however, Cl. histolyticum and Cl. botulinum can tolerate O2. Cl. tetani and Cl. novyi B are strict anaerobic bacteria.
R-type colonies are rough surface colonies.
TRUE.
S-type colonies are smooth/shiny.
Bacillus anthracis has an anti-phagocytic effect.
TRUE.
The capsule is made of poly-D-glutamic acid which has a virulence factor that inhibits phagocytosis.
Bacillus anthracis has an oedema factor, a lethal factor and a protective antigen.
TRUE
Bacillus anthracis has a flagellum.
FALSE.
Bacillus genus bacterium usually do have flagella however, B. anthracis is different without a capsule either. It also has a pathogenicity which B. subtilis, megaterium and cereus do not.
Cl. perfringens has 3 groups A, B, C. Cl. novyi has four groups A, B, C, D.
FALSE.
Cl. perfringens has 5 groups – A, B, C, D and E. A is involved in necrotic enteritis of the chicken, human gas gangrene and food infection. B is involved in lamb dysentery. C is involved in necrotic enteritis of the chicken and the pig. It is also involved in struck in sheep. D is involved in pulpy kidney disease in sheep. E is involved in enteritis in rabbits.
Cl. novyi has 3 groups – A, B, C. A and B are involved in gas gangrene (A specifically for human gas gangrene.) and C is involved in the infectious, necrotic enteritis of the sheep (and cattle).
Tetanus leads to rigid paralysis.
TRUE.
Cl. tetani leads to rigid paralysis and Cl. botulinum leads to flaccid paralysis.
Lactobacilli prefer a pH of 5.5 to 6.2.
TRUE.
Erysipelothrix prefers a ph of 6.7 to 9.2.
S. aureus need carbon dioxide for capsule production.
FALSE.
There is no capsule present in staphylococci bacteria. CO2 enhances the growth of capsules in some streptococci bacteria – S. pyogenes, S. pneumoniae, S. equi.
Lactobacilli is used for milk production.
TRUE.
Lactate ph 4.0.
Streptococcus is catalase negative and oxidase positive.
FALSE.
Streptococcus is both catalase and oxidase negative however, Genus micrococcus is catalase and oxidase positive.
Gram positive staining is red.
FALSE.
It is purple/blue.
S. aureus forms spores under anaerobic conditions.
FALSE.
None of staphylococcus, streptococcus, erysipelothrix or listeria bacteria are involved in spore formation.
Crystal violet is the first step of Gram staining.
TRUE.
It is left on the slide for 3 to 5 mins and is followed by rinsing with tap water; adding iodine and leaving for 1.5 mins; adding 6 drops of 96% ethanol; rinse with tap water; add fuchsin and leave for 0.5 mins; rinse with tap water.
Staphylococcus is more fastidious than Streptococcus.
FALSE.
Staphylococcus is not fastidious. Streptococcus is fastidious.
Staphylococcus can tolerate Mannitol.
TRUE.
Mannitol contains 10% NaCl.
S. aureus ssp. aureus causes MOREL – disease in goats.
FALSE.
It is caused by S. aureus ssp. anaerobius. S. aureus ssp. aureus causes local suppuration, abscesses, infections after surgery in many species; arthritis in poultry; mastitis in cattle, sheep, goats, pigs, horses; metritis in pigs; dermatitis in sheep, goats, poultry and rabbits; udder impetigo in pigs and cattle; septicaemia in rabbits, turkey and as tick pyaemia in 2-5wk old lambs; botryomycosis (spermatic cord) in horses post castration.
Staphylococcus have a capsule but no flagella.
FALSE.
They have no capsule or flagella.
Streptococcus cannot grow in nutrient agar.
TRUE.
They require an enriched media such as blood or serum.
Greasy pig disease is caused by S. aureus.
FALSE.
Also known as exudative epidermitis that occurs in pigs under 3 months old. It is caused by S. hyicus.
Strangles in horses are caused by Streptococcus equorum.
FALSE.
It is caused by Streptococcus equi.
Lactobacilli are facultative pathogenic bacteria.
FALSE.
Erysipelothrix and Listeria are facultative pathogenic. (?)
We can differentiate staphylococci and streptococci on the basis of oxidase-production.
FALSE.
They are both oxidase negative bacteria.
Scarlet fever is caused by S. pneumoniae.
FALSE.
It is caused by S. pyogenes. S. pneumoniae causes pneumonia.
The main coagulase positive species are S. aureus ssp. aureus, S. aureus ssp. anaerobius, S. pseudintermedius.
TRUE.
L. monocytogenes is a gram-positive, coccus bacteria.
FALSE.
It is a gram-positive, rod-shaped bacteria.
L. monocytogenes disease leads to mainly abortion, septicaemia and encephalitis.
TRUE.
Streptococci bacteria are non-pathogenic, saprophyte bacteria.
FALSE.
They cause local suppuration (pyogenic infections), metritis, mastitis, arthritis, meningitis, septicaemia, pneumonia and strangles in the horse.
Staphylococci can form antibiotic resistant bacteria.
TRUE.
MRSA bacteria.
Erysipelothrix can only occur in swine.
FALSE.
It has been found in 50 wild animal species and 30 wild bird species.
Mycobacterium avium ssp. Avium has cream-like colonies on solid medium?
True
Mycobacterium is acid – and alcohol-fast bacteria?
True
As a result of Ziehl-Neelsen staining pathogenic mycobacterium are red?
True
Human leprosy is caused by M. lepraemurium?
False, by M. laprae
Mainly mycobacteria are flagellated?
False, no flagella
Dermatophilus can be found on the skin of infected animals?
True
Nocardia asteroides produce carotenoid pigments?
True
Cattle lumpy jaw is caused by Actinomyces bovis?
True
Actinobaculum suis can cause pyelonephritis in pigs?
True
Trueperella pyogenes can cause arthritis in cattle?
True
As a result of Ziehl-Neelsen staining pathogenic mycobacterium are blue?
False, red
Cattle can be infected by Mycobacterium bovis only?
False, also other mycobacteria ssp.
Mycobacteria are obligate anaerobic bacteria?
False, obligate aerobic
Nocardia can be found in the infected host body only?
False
Cattle lumpy jaw is caused by Actinomyces viscosus?
False, by Actinomyces bovis
Trueperella pyogenes causes exudative dermatitis in sheep?
False
Trueperella pyogenes can cause mastitis in cattle?
True
Obligate pathogenic mycobacteria can multiply in the host body and the environment?
False, only in infected host
Mycobacterium can form spores?
False, non-spore forming bacteria
- Incubation time of mycobacterium bovis is 6-12 weeks?
False, 4-8 weeks
- Nocardia asteroides is a soil bacterium?
True
- Nocardia asteroides is an obligate aerobic bacterium?
True
- Pneumonia can be caused by Trueperella pyogenes?
True
- Pericarditis of dogs can be caused by Actinomyces hordeovulneris?
True
- Trueperella pyogenes can cause metritis?
True
- Dermatophilus congolensis produces carotenoid pigments?
False, Nocardia is producing carotenoid pigments
- Obligate pathogenic mycobacteria can multiply in the host body only?
True
- Mycobacterium bovis is Gram-positive and Ziehl-Neelsen-negative?
False, both are positive
- Animals can be infected by mycobacterium spore?
False, non-spore forming bacterium
- Mycobacterium tuberculosis forms islands on the surface of broth?
False, M. bovis forms islands, M. tuberculosis forms thin film
- Nocardia is a soil microorganism?
True
- Nocardia asteroides is an obligate anaerobic bacterium?
False, obligate aerobic
- Arthritis of swine can be caused by Trueperella pyogenes?
True
Infectious form of Dermatophilus is the zoospore?
True
- Trueperella pyogenes causes mastitis or pneumonia?
TRUE
- Dermatophilus can produce carotenoid pigments?
False, Norcardia produce carotenoid pigments
- Nocardia produces carotenoid pigments?
True
- Mycobacterium is catalase negative?
True
Enterobacteria can be found in the gastrointestinal tract only?
False (also in genital tract, respiratory tract and in the environment)
Enterobacteria are middle-sized Gram-positive rods?
False, gram negative
Enterobacteria are obligate anaerobic bacteria?
False, (they are aerobic, facultative anaerobic)
Enterobacteriaceae are oxidase-negative bacteria?
True
Shigella species are motile bacteria?
False, not motile
MacConkey agar contains phenol red as a pH-indicator?
False, contains Drigalski agar (neutral red)
MacConkey agar contains glucose as a carbon source?
False, lactose
Pathogenic E. coli strains isolated from the gut of piglets possess F5, F17 or F41 fimbrial antigens?
False (F4, F6, F18=swine, F5, F17, F41 = cattle)
E. coli can cause septicaemia in calves?
True
- Klebsiella species are lactose-negative bacteria?
False, they are lactose-positive
- Enterobacteriaceae are Gram-negative bacteria?
True
- Klebsiella pneumonia is flagellated?
False, no flagella
- Bismuth-sulphite agar is used to isolate E. coli?
False, used to isolate salmonella
- E. coli strains can form capsules which were isolated from swine?
False, in calf (swine: haemolysis)
- Enterobacteria are fastidious bacteria?
False (simple)
- Oedema-disease is caused by E. coli in neonatal piglets?
False, in weaned piglets
- Klebsiella pneumonia cannot produce a capsule?
False, has capsule
- Enterobacter cloacae are a lactose-negative bacteria?
False, lactose positive
- E. coli is an obligate pathogenic species?
False (most of them are saprophytic, some are facultative pathogenic
- E. coli is an indole-positive bacteria?
True
Salmonella serotypes can be found in diseased animals only.
False
Salmonella enterica is a fastidious bacteria species
False, (non-fastidious)
S. Enteritidis is a bacterial species name.
False, (salmonella enterica)
Salmonella enterica is a lactose-positive species.
False, (lactose negative)
S. Choleraesuis is the causative agent of swine typhus.
False, (S. typhisuis, causes necrosis in spleen and lungs)
Rodentiosis is caused by Yersinia enterocolitica.
False, (Yersinia pseudotuberculosis)
Yersinia pseudotuberculosis cannot produce flagella at room temperature.
False, (flagella at room temperature, 22°C)
Shigella species are flagellated.
False, (no flagella)
Fusobacteria are obligate aerobic bacteria.
False, (obligate anaerobic)
Foot rot of sheep is caused by Dichelobacter nodosus and F. necrophorum funduliforme.
False, (D. Nodus and F. Necrophorum subsp. Necroforum)
Salmonella is widespread in our environment.
True
Salmonella are fermentative in OF (oxidative fermentation)-test.
True
S. Enteritidis is a serotype name.
True
Human typhus is caused by S. Typhimurium
False, (Rickettsia bacteria)
O9 serogroup of Yersinia pseudotuberculosis can cause cross-reactions with Brucella species in serological tests.
False (O9 serogroups of Y. Enterocolitica)
Yersinia pseudotuberculosis can infect swine.
True
Serattia marcescens can produce pigments in low temperature
True
- Fusobacteria need CO2 during culturing
True
- Necrobacillosis is caused by Salmonella Typhi
False, (fusobacterium necrophorum ssp. Necrophorum)
- Swine typhus is caused by Salmonella Typhi.
False, salmonella Typhi is only human. (Salmonella typhi suis – animals)
- S. Gallinarum is flagellated.
False, (no flagella)
- S. Pullorum is flagellated.
False, (no flagella)
- The necrobacillosis in the rabbit is caused by Fusobacterium necrophorum subsp. funduliforme.
False, (F. necrophorum subsp. necrophorum)
- Optimal temperature for Yersinia pseudotuberculosis is 30°C.
True
- The Optimum temperature for Yersinia is 42°C.
False
- Y. pseudotuberculosis can affect turkeys.
True
- There is only one salmonella species
False. Two : Salmonella Enterica (further divided into six subspecies) and Salmonella Bongori)
- Proteus being phenylalanine deaminase positive.
True
- S. Typhi, S. Paratyphi A, B, C, S. Sendai serotypes can only affect humans.
True
- S. Typhisuis, S. Gallinarum, (S. Pullorum) serotypes can only affect animals.
True
P. multocida can cause haemolysis on blood agar.
False
Pneumonia in laboratory rodents is caused by P. caballi.
False, (by P. Pneumotropica)
Acute systemic pasteurellosis of feedlot lambs is caused by P. multocida D.
False, (by B. trehalosi)
Mannheimia haemolytica can cause pneumonia (shipping fever) in cattles.
True
Cattle lumpy jaw is caused by Actinobacillus lignieresii.
False, (by Actinomyces bovis)
Taylorella equigenitalis is the causative agent of contagious equine metritis (CEM)
True
Swine hemorrhagic-necrotic pleuropneumonia is caused by Actinobacillus suis.
False, (by A. pleuropneumoniae)
Glässer-disease of piglets is caused by Haemophilus parasuis.
True
Histophilus somni needs carbon-dioxide (CO2) for culturing.
True
- Members of the Pasteurellaceae family can be found on mucous membranes (respiratory tract).
True
Members of the family of Pasteurellaceae are able to live in the environment for a long time.
False, (only sort time due to dehydration and cannot replicate in the environment either)
- Pasteurella spp. is catalase-negative and oxidase-positive bacteria.
False, (both catalase-positive and oxidase-positive bacteria)
- P. multocida has five capsule types,
True
Atrophic rhinitis of swine is caused by P. multocida B.
False, (by P. multocida D)
- Mannheima haemolytica can grow on MacConkey agar.
True
- Actinobacillus equuli can cause pyo septicemia in horses.
True
- Avibacterium paragallinarum needs CO2 and V-factor during culturing.
True
- Biotype 1 strains of Actinobacillus pleuropneumoniae need X-factor for growth.
False, (V-factor demand)
- Actinobacillus suis can cause beta-haemolysis on blood agar.
True
- Pigeon is the most susceptible species to Riemerella anatipestifer infection.
False, (water fowl)
- M. haemolytica has a characteristic smell, like chestnut.
False
- P. multocida capsule type B has a hyaluronic acid capsule.
False
- M. haemolytica have 4 capsule types
False, (12 types)
- P. multocida can cause septicaemia in rabbits.
True, P. multocida A, D.
- Actinobacillus are haemolytic bacteria
False, (non haemolysing bacteria)
- A. pleuropneumoniae biotype 1 needs X-factor and CO2 for propagation.
False, (V-factor and do not need CO2)
- Glässer-disease is caused by A. suis.
False, (by H. parasuis)
- Biotype 1 strains of Actinobacillus pleuropneumoniae need X-factor for growth.
False, (V-factor demand)
- Actinobacillus suis can cause beta-haemolysis on blood agar.
True
- Pigeon is the most susceptible species to Riemerella anatipestifer infection.
False, (water fowl)
- M. haemolytica has a characteristic smell, like chestnut.
False
- P. multocida capsule type B has a hyaluronic acid capsule.
False
- M. haemolytica have 4 capsule types
False, (12 types)
- P. multocida can cause septicaemia in rabbits.
True, P. multocida A, D.
- Actinobacillus are haemolytic bacteria
False, (non haemolysing bacteria)
- A. pleuropneumoniae biotype 1 needs X-factor and CO2 for propagation.
False, (V-factor and do not need CO2)
- Glässer-disease is caused by A. suis.
False, (by H. parasuis)
- H. Somni needs a V-factor for growth.
False, (X, V factor not needed)
O. rhinotracheale can be found on the mucous membranes of the respiratory tract of turkey.
True, (also chicken)
- R. anatipestifer need V-factor for propagation
False
- Pasteurella species are non-fastidious bacteria; nutrient agar is enough for isolation.
False, (fastidious and cannot culture on nutrient agar or nutrient broth)
- P. multocida can grow on MacConkey agar.
False, (Pasteurella species will not grow on MacConkey agar)
- On the basis of cell wall antigens P. multocida have 11 serotypes in Heddleston-system.
False, (Heddleston system:16, Namioka system: 11)
- P. multocida can cause fowl typhus.
False, (fowl cholera)
- B. trehalosi can cause septicaemia in lambs.
True, 4-10 month old lambs
- Glässer-disease is caused by H. somni
False, (by H. parasuis)
- A. paragallinarum needs X-factor and CO2 for propagation.
False, (CO2 and V-factor demand)
- O. rhinotracheale is a capnophilic bacteria.
False, (only 10% CO2)
- NAD is needed for the propagation of T. equigenitalis.
False
- P. multocida has a characteristic smell, like chestnut.
True
- M. haemolytica can cause arthritis in cattle.
True
Taylorella equigenitalis can be found on the mucous membrane of genitals of stallions only.
False, (also clitoris of mares)
- Glässer-disease of piglets is caused by A.pleuropneumoniae.
False, (by H. parasuis)
- Avibacterium paragallinarum needs CO2 for culturing.
True, require an enriched CO2(5–10%) atmosphere
- A. seminis can cause epididymitis?
True
- Taylorella (H.) equigenitalis needs V-factor?
False, (X and V factor not needed)
- Pasteurella is not fastidious?
False
- B. treholasi have 4 capsule types.
TRUE
Burkholderia mallei can infect swine.
False, (burkholderia pseudomallei)
