Quiz 11 Flashcards
Which staph colonies are beta hemolytic?
Aureus
Which staph is negative for mannitol fermentation?
Epidermidis
Staph colonies appear white gamma (y) hemolytic
Epidermidis
Staph colonies appear white or yellow gamma hemolytic
Saphrophyticus
Staph resistant to novobicin
Saphrophyticus
Staph that is positive for coagulase
Aureus
Entero positive for lactose
Eschericia
Entero positive (blue) for citrate
Salmonella
Entero positive for SIM H2S
Salmonella
Entero positive (pink) for SIM indole
Escherichia
Entero negative for motility SIM (growth only along stab line)
Shigella
If colony is ____ grey clumps will appear when slide is agglutinated
S. aureus
Direct agglutination Salmonella/Shigella ID is used to detect
O and H antigens of enteric bacilli
carbohydrates in bacteria cell wall
O antigen
flagellar protein
H antigen