Special microbiology: test I Flashcards
Major pathogenic species of genus Staphylococcus (3)
S. aureus
S. hyicus
S. intermedius
is genus Staphylococcus gram + or -?
gram+
what shape are genus Staphylococcus?
cocci, often in grape-bunch-like clusters
where is Staphylococcus commensal?
on skin and mucous membranes
what can macConkey agar identify?
only grows gram-negative bacteria, and those bacteria will appear differently based on their lactose fermenting ability
What does Staphylococcus aureus cause in cows, sheep and goats?
mastitis
What does Staphylococcus aureus cause in cows and pigs?
udder/mammary gland impetigo
What does Staphylococcus aureus cause in cats and dogs?
cystitis,
metritis
otitis externa,
pyoderma
What does Staphylococcus aureus cause in poultry?
Arthritis,
bumblefoot,
omphalitis in chicks,
diarrhea in pet birds
What does Staphylococcus aureus cause in horses?
mastitis, Scirrhous cord, pastern dermatitis
What does Staphylococcus intermedius cause in dogs?
skin and ear infections
What does Staphylococcus hyicus cause in cattle rarely?
Mastitis
What does Staphylococcus hyicus cause in pigs?
Exudative epidermitis (greasy-pig disease), arthritis
What does Staphylococcus intermedius cause in cattle?
occasional mastitis
Streptococcus agalactiae causes what in Cattle, sheep, goats
chronic mastitis
Streptococcus agalactiae causes what in dogs
meningitis
neonatal septicaemia
phenotype of streptococcus
gram+ cocci
like to form chains
Major pathogenic species of genus Streptococcus (6)
S. agalactiae
S. uberis
S. suis
S. zooepidemicus
S. equi
S. pneumoniae
What does Streptococcus equi cause in horses?
strangles
purpura haemorrhagica
suppurative conditions
What does Streptococcus zooepidemicus cause in Horses?
mastitis,
navel infection
pneumonia
What does Streptococcus zooepidemicus cause in Dogs?
haemorrhagic pneumonia
What does Streptococcus zooepidemicus cause in Cattle, lambs and pigs?
suppurative conditions,
septicaemia
What does Streptococcus suis cause in pigs?
arthritis,
bronchopneumonia,
meningitis,
septicaemia,
What does Streptococcus suis cause in Cattle, sheep, horses, cats?
suppurative conditions
What does Streptococcus uberis cause in cattle?
mastitis
Which major pathogenic sp. of genus strepto. gives rodents and humans pneumonia?
Streptococcus pneumoniae
Name 3 main Enterobacteriaceae
Escherichia coli
Salmonella
Yersinia
what is (ETEC)
Enterotoxigenic E. coli
what is (EPEC)
Enteropathogenic E. coli
what is (STEC)
Shiga toxin-producing E. coli
What disease does e-coli cause?
in dogs, pyometra and cystitis
in cattle, mastitis
enteritis,
septicemia in everyone
Name the 2 important pathogenic sp. belonging to genus salmonella
S. enteritidis
S. Typhimurium
salmonella genus phenotype
gram- rods
e.coli phenotype
gram- rods
where is salmonella commensal?
in swine tonsils and in reptiles
yersinia phenotype?
gram- rods