Microbiology Flashcards
(290 cards)
What is the most common cause of UTI?
E. Coli
Most common cause of infant meningitis?
E. Coli
What infection is caught from raw milk and is especially dangerous for pregnant women and newborns?
Listeria
What is the route of transmission of Yersinia Pestis?
Rat-Flea-man
What bacteria is associated with buboes?
Yersinia Petis
What bacteria(s) causes severe gastroenteritis and can be caught from shellfish?
Yersinia enterocolitica, Vibrio parahemolyticus, and salmonella typhi
What bacteria causes pneumonia in immuno-compromised patients?
Klebsiella pneumoniae
What red colored organism causes UTI in debilitated patients?
Serratia
Which of the following is NOT a lactose fermenter? Proteus, E. Coli, Klebsiella, Enterobacter, or Serriatia?
Proteus
Which bacteria that produces urease is often associated with UTI especially after catherization?
Proteus
Which species causes thyphoid fever?
Salmonella typhi
What species causes thyphus?
Rickettsia Prowazeki
What organism can exist chronically in the gallbladder?
Salmonella typhi
What organism causes rose colored spots on the abdomen, high fever, and possible perforation of the abdomen?
Salmonella typhi
What organism, having many animal reservoirs produces endotoxin and is a common cause of food poisoning in the US?
Salmonella enterides
Salmonella choleosius carries what 3 things?
pneumonia, osteomyelitis, and meningitis
What causes bacillary dysentry?
Shigella dysenteriae
What gram + cocci is catalase +?
Staph Aureus
What gram + cocci is catalase - ?
Strep
Compare salmonella and staph food poisoning in terms of incubation and explain why?
Staph: 4-8 hours b/c it produces exotoxin.
Salmonella: 10-28 hours b/c the cells have to die and start producing endotoxin.
What organism causes boils, carbuncles, and impetigo?
Staph Aureus
Two possible organisms of impetigo are?
Staph Aureus, Strep Pyogenes (group A, Beta hemolytic)
What type of toxin is responsible for the scalded skin syndrome of staph aureus infection?
Exfoliatin
True or False: Staph aureus can be killed with penicilin, if not why?
False, b/c it secretes penicillinase which destroys penicillin