Bacterial classes

Question 1

Obligate aerobes

Answer 1

Nocardia, Pseudomonas, M. tuberculosis, Bacillus (“Nagging Pests Must Breathe”)

Question 2

Obligate anaerobes

Answer 2

Clostridum, Bacteroides, Actinomyces (“Can’t Breathe Air”)

Question 3

Intracellular

Answer 3

Rickettsie, Chlamydia (Both can’t make their own ATP)

Question 4

Faculative intracellular

Answer 4

Salmonella, Neisseria, Brucella, Mycobacterium, Listeria, Francisella, Legionella, Yersinia pestis (“Some Nasty Bugs May Live FaculativeLY”)

Question 5

Encapsulated

Answer 5

Positive Quellung reaction
S. pneumo, H. influenzae type B, N. meningitidis, E. coli, Salmonella, Klebsiella, group b Strep, Pseudomonas, Cryptococcus (fungus) (“SHiNE SKiS”)

Question 6

Catalase-positive

Answer 6

Catalase degrades H2O2 - CGD pts have recurrent infections by these b/c of dec NADPH oxidase
Pseudomonas, Listeria, Aspergillus, Candida, E. coli, S. aureus, Serratia (“you need PLACESS for your CATs”)

Question 7

Urease-positive bugs

Answer 7

Cryptococcus, H. pylori, Proteus, Ureaplasma, Nocardia, Klebsiella, S. epidermidis, S. saprophyticus (“CHuck norris hates PUNKSS”)

Question 8

Spore forming

Answer 8

Clostridium, B. anthracis, Coxiella burnetti