High Level Bacteria

Question 1

Gram + Cocci

Answer 1

Staph aureus
Staph epidermidis
Strep Pyogenes (Group A)
Strep sp. (Group B/C/E)
Strep pneumoniae
Viridians Streptococci
Enterococcus

Question 2

Gram + Rods

Answer 2

Baccillus antrhacis
Clostridium Difficile
Clostridium Perfringens

Question 3

Gram - Cocci

Answer 3

Neisseria Meningitidis

Neisseria Gonorrhoeae

Question 4

Gram - Rod

Answer 4

E coli
Klebsiella
Proteus
Enterobacter
Pseudomonas
Bacteroides
Fusobacterium

Question 5

How to differentiate staph and strep

Answer 5

Catalase
Staph +
Strep -

Question 6

How to differentiate staph aureus and staph epidermidis

Answer 6

Coagulase
aureus +
epidermidis -

Question 7

How to differentiate between Strep?

Answer 7

Hemolysis
alpha=S pneum, viridians
beta = S pyo (GAS), S sp (GBS)

Question 8

How to differentiate Bacillus anthrax vs Clostridium?

Answer 8

Clostridium is anaerobic

Question 9

What are unique about Proteus? Pseudomonas?

Answer 9

Proteus = motile
Pseudomonas = Hospital acquired

Question 10

Some bacteria not identified by gram stain

Answer 10

Mycobacteria (use acid fast)
Rickettsia (Rocky Mtn Spotted Fever)
Helicobacter pylori
Chlamydia 
Bordetella Pertussis
Borrelia Burgdorferi (lyme)
Mycoplasma