Microbiology 3 - Systemic bacteriology 2 Flashcards
What species are genus is gram negative cocci?
Niesseria spp.
What does Neisseria gonorrhoea cause?
Gonorrhoea
What does Neisseria meningitides cause?
Meningitis
What does Bordetella pertussis cause?
Whooping cough
What does Haemophilus influenzae cause?
Exacerbation of COPD
What does E. coli, Klebsiella sp. and proteus sp. cause?
UTI and wound infection
What does Helicobacter sp. cause?
Gastritis
What does bactericides sp. cause?
Gut commensalsWound infection
Are Neisseria sp. aerobic or anaerobic?
Aerobic
How does Neisseri appear on gram film?
in pairs (diplococci)
What is the commonest cause of bacterial meningitis?
Neisseria meningitidis
What are coliforms?
A term used to describe species of gram negative bacilli that look like E. coli on gram film and when cultured on blood agar (many are part of normal bowel flora)
What are 6 examples of cloakrooms?
E. coliKlebsiella sp.Proteus sp.Salmonella sp.Shigella sp.E. coli O157
Are coliforms aerobic or anaerobic?
Grow best aerobically but can also grow anaerobically
How are the coliforms differentiated from each other`/
Biochemcial reactionsAntigenic structure of cell wall (serotyping) - O antigens (cell wall) and H antigen (flagella)
Name 4 examples of gut commensal coliforms?
Most strains of E coliKlebsiella spp.Enterobacter spp.Proteus spp.
3 examples of gut pathogen coliforms?
Salmonella sppShigella sppVerotoxin (VTEC) producing E. coli
What are 2 examples of verotoxin producing E coli?
E coli O157E coli O104