Exam 2 Bacterial Habitat and Transmission Flashcards
Mycobacterium
habitat: carriers, environment transmission: inhalation of aerosols - tuberculosis feces ingestion - avian tuberculosis, Johne's disease (in milk) direct contact - feline leprosy
Rhodococcus
habitat: GI tract, soil
transmission:
soil inhalation - foal bronchopneumonia
ingestion, direct contact
Clostridium
habitat: soil, GI tract, spores
transmission: INGESTION
soil - blackleg, malignant edema, myonecrosis and gas gangrene, bighead
fecal oral - tyzzer’s
contaminated animal/plant tissue - botulism
Escherichia
habitat: GI tract, soil, water
transmission: INGESTION, inhalation, direct contact
Salmonella
habitat: GI tract of carriers, environment
transmission: INGESTION, inhalation, direct contact
Yersinia
habitat: GI tract of fleas, carriers
transmission: INGESTION, FLEA BITE, inhalation
Brucella
habitat: repro tract, reticuloendothelial system, environment, carriers
transmission: aborted fetus and fluids, placenta, sex, urine, milk (zoonosis)
Francisella
habitat: environment
transmission: INHALATION, TICK BITES, ingestion, direct contact
Bordatella
habitat: upper resp tract, environment (short)
transmission: direct contact, ingestion, inhalation, fomites
Pseudomonas
habitat: environment, endogenous
transmission: direct contact
Burkholderia
habitat: carriers, soil (short)
transmission: INGESTION, inhalation, direct contact
Taylorella
habitat: genital tract of carriers
transmission: sex
Moraxella
habitat: upper resp tract, conjunctiva, environment (short)
transmission: FLIES, direct contact, fomites, aerosols
Actinobacillus
habitat: upper resp tract, oral cavity, GI tract, repro tract, environment (short)
transmission:
inhalation, ingestion, direct contact - sleepy foal
carriers, fomites
