FINAL Flashcards
T/F:
Clostridium botulinum and *tetani *both attack neurons
TRUE
Flaccid paralysis is associated with
C. botulinum
Spastic paralysis is associated with
Clostridium tetani
T/F
C. botulinum spores can’t last in the environment because they’re obligate anaerobes
FALSE
T/F
Cholesterol adds osmotic stability for Mollicutes.
TRUE
Etiologic agent for contagious bovine pleuropneumonia is
Mycoplasma mycoides subs mycoides
T/F
Chlamydia has biphasic, but elementary bodies are not infective
FALSE
Elementary bodies ARE infective
Target for Anaplasma is
RBCs
Target for Rickettsia rickettsia is
Endothelial cells
RMSF: Etiologic agent & vector
Rickettsia rickettsia
and
Dermacentor andersoni
Breed susceptible to Ehrlichia
German Shepherds
and
puppies
Etiologic agent for salmon poisoning
Neoreckettis helmnitha
T/F
Nanophyetus salmincola is the etiologic agent for Potomac horse fever
FALSE
Neorickettsia (Ehrlichia) risticii.
T/F
Capsule can be antiphagocytic in fungus
TRUE
How do you diagnose yeast?
25C -30C Sabouraud’s Dextrose agar (Dermatophyte test medium). (Make sure to look at temperature).
• Blood will be at 37C.
What is ringworm caused by? How do you differentiate between the 2 etiologic agents?
Microsporum & Trichophorum.
Micosporum fluoresces under Wood’s lamp.
Subcutaneous Mycoses – Ddx for cats
Sporothrix schenkii
T/F
Electron microscopy has shorter wavelengths, so they have better resolution
TRUE
Cow w/ eye problem due to dust is caused by
Moraxella bovis
and
mycoplasma
Horse w/ mucopurulent vulvar discharge
is caused by
Taylorella
and
CEM
Chicken w/ ticks
Fowl spirochetosis
Spiral organism that is NOT species adapted
Leptospirosis
Erythritol is associated with
Brucella
Top agents causing mastitis in ruminants
Steptococcus (agalactia, dysgalactiae, uberis),
E. Coli,
Staphylococcus aureus.
Klebsiella pneumoniae.
T/F
Mosquito from Egypt is most important for Yersinia pestis
FALSE
oriental rat flea
Strangles = Symptom being purpura hemorrhagica (Type III hypersensitivity. Ag-Ab complexes)
is caused by
Streptococcus equi subs. Equi
Greasy pig disease (exudative epidermatitis) is caused by
Staphylococcus hyicus
T/F
Gram Negative characteristics include Lipotechoic acids
FALSE
gram POSITIVE includes Lipoteichoic acids
*Borrelia burgdorferi *will cause
LYME DISEASE
What is the Cytokine for Francisella?
IL-12
and
IFN-gamma
Snuffles is caused by
Pseudomonas
in rabbits
Shipping fever is caused by
Mannhaemia haemolytica
T/F
Haemophilus and Histophilus need factors X & V to grow
TRUE
T/F
E. coli that has attaching and effacing lesion would be pathogenic and hemorrhagic.
TRUE
T/F
E. coli is most common normal flora in the GIT
FALSE
Gram positives are the most common normal flora in the GIT. E. coli is the most common GRAM NEGATIVE in the GIT.
Which causes cancer and GIT ulcers?
Helicobacter pylori
Which causes Gastroenteritis in humans?
Campylobacter jejuni
Causes dysentery
and Gray to strawberry color feces
Brachyspira hyodysenteriae
T/F
Leptospira, Helicobacter, Brachyspira, Borrelia
are all spiral bacteria
TRUE
T/F
Lawsonia, Chlamydia, Anaplasma, Ehrlichia, Rickettsia
are ALL obligate intracellular bacteria
TRUE
Which bacteria have been used as bioweapons?
Francisella,
Coxiella burnetti,
Yersinia pestis,
Bacillus anthracis,
Burkholderia mallei
Which bacteria are fastidious?
Haemophelius,
Histophilus,
Francisella,
Brucella,
Borrelia,
Leptospira,
Helicobacter,
Mycoplasma
What type of fungus would these dogs have?
Dog that digs in soil
M. gypseum
What type of fungus would these dogs have?
Dog that hunts rats
T. mentagrophytes
What type of fungus would these dogs have?
Dog that hunts hedgehogs
T. erinacei
Cat with a big swollen nose is caused by
Cryptococcus neoformans (a capsulated yeast).
Which E. coli does Attaching and effacing lesions?
enteropathogenic (EPEC) & enterohemorrhagic (EHEC)
Pleomorphic, gram (-) include?
Moraxella, Francisella
Which bacteria ends in recurrent iridocyclitis in a horse
Leptospira
Eye of bull ending in blurred vision
Moraxella
Function of the capsule
Anti phagocytosis & protect from MAC (complement)
Avian Borrelia that causes high mortalities in young
Borellia anserina
Differentials for Bovine Shipping Fever
- M. haemolytica*
- P. multocida*
Differentials for Canine Infectious Tracheobronchitis (Kennel Cough)
Canine parainfluenza virus, canine adenoviruses 1 + 2, Canine Herpes virus (yeah, no bacteria mentioned in the right answer in a bacteriology class)
Which gram (-) uses UREASE as a virulence factor?
A. pleuropneumoniae, Helicobacter spp.
Which bacteria is usually associated w/ A. paragallinarum
Mycoplasma spp.
Mare with mucopurulent secretions from vagina
Taylorella
Gram (-) bacteria was isolated in a Blood Agar from an animal with diarrhea, after cultivation, the colonies had complete zones of beta hemolysis
Burkholderia
Aborted fetus with ringworm-like lesions
Aspergillus fumigatum
Horse with a coral-like lesion
Pythium
Pizzle rot is caused by
C. renale
Sebum coming out of the face of a post-weaning piglet
is caused by
S. hyicus
Botryomycosis is associated with
Staphylococcus aureus
Dipicolinic acid is associated with
ENDOSPORES
Caseous necrosis granulomas in the liver
is caused by
Mycobacterium bovis
What is the animal source of infection for man of campylobacter spp
chickens
What causes Paratyphoid in calves, chickens, and pigs
S. typhimurium
Nurmi Principle is associated with
Salmonella
What is the main reservoir B. Burgdorferi ?
rodents
Least likely to cause Dz in feedlot cattle?
Yersinia
T/F
*B. abortus *can be transmitted venereally
FALSE
Least likely to be found in urogenital tracts of dogs?
C. jejuni
What clinical sign is not likely to be seen in Lepto?
Diarrhea!!
*Brachyspira hyodysenteriae *is found in the colon of what species?
PIGS!
(assoc with swine dysentery)
T/F
Brucella abortus requires 10% CO2 for growth
TRUE
T/F
*Actinobacillus ligniersii *is a well known cause of bovine mammary gland infection
FALSE
(wooden tongue)
Calf Diphtheria is caused by
F. necrophorum
Hairy footwart is caused by
Treponema brennaborense
Small comma shaped/spirally curved G- rods
Campylobacter
Progressive Atrophic Rhinitis cause by 2 things, what are they?
Pasteurella multocida
and
Bordatella bronchisepta
What is the major clinical sign shown in Lyme Disease
ARTHRITIS
“Turkey coryza”
is caused by
Bordatella avium
“Infectious coryza” of chickens
is caused by
Haemophilus paragallinarum
“Epizootic Hemorrhagic septicemia” in water buffalo
is caused by
Pasteurella multocida
Fowl Typhoid
is caused by
Salmonella gallinarum
BWD “Bacillary White Diarrhea”
is caused by
Salmonella pullorum
3 month old piglet, acute erosive inflammation of colon
Brachyspira hyodysenteriae
Campylobacter is microaerophilic
Fusobacterium is strictly anaerobic
Pasteurella is bipolar staining (safety pin?)
Pseudomonas is Oxidase positive
just FYI
“Terminal dry gangrene” in cattle
is caused by
Salmonella dublin
Which species is
Least likely to get leptospirosis?
CATS
Kennel cough
is usually caused by
Bordatella bronchisepta
Fleecerot in sheep
is caused by
Pseudomonas aeruginosa
Erythritol is present in what species of bacteria?
Brucella abortus
T/F
*E. coli *is a major cause of epididymitis in rams
FALSE
Sleepy foal
Actinobacillus equuli
CEM
Taylorella
Glanders
Burkholderia mallei
Infectious Ophthalmia
Moraxella
Bison and elk in Yellowstone
Brucella abortus
T/F
*Brucella ovis *can cause disease in man
FALSE
only in sheep
Thrush
Gram NEGATIVE anaerobes
*Klebsiella pneumoniae *is most likely to cause
__________
in mares
infertility
swarming growth
*Proteus *spp.
T/F
*C. fetus venerealis *causes abortion in cows
FALSE!!!!!!!!!!!
it causes infertility