Infectious Disease Bacteria

Question 1

Gram positive bacteria stains what color?

Answer 1

Purple

Question 2

Gram negative bacteria stains what color?

Answer 2

Red

Question 3

Aerobic
Gram positive
Cocci in CLUSTERS
Coagulase-POSITIVE

Answer 3

Staphylococcus spp

S. aureus

Question 4

Aerobic
Gram positive
Cocci in CLUSTERS
Coagulase-NEGATIVE

Answer 4

Staphylococcus spp.
S. epidermidis
S. hominis
S. saprophyticus
S. haemolyticus
S. capitis

Question 5

Aerobic
Gram positive
Cocci in PAIRS

Answer 5

Streptococcus pneumoniae

Question 6

Aerobic
Gram positive
NON-spore-forming
Bacilli

Answer 6

Corynebacterium spp.
C. diphtheriae
C. jeikeium
C. striatum
Lactobacillus spp.
Listeria monocytogenes

Question 7

Aerobic
Gram positive
Spore-forming
Bacilli

Answer 7

Bacillus spp.
B. anthracis
B. cerus
Streptomyces

Question 8

Aerobic
Gram positive
Branching, filamentous
Bacilli

Answer 8

Erysipelothrix rhusiopathiae
Nocardia spp
N. asteroides

Question 9

Aerobic
Gram negative
Cocci

Answer 9

Neisseria spp.
N. gonorrhoeae
N. meningitidis

Question 10

Aerobic
Gram negative
Coccobacilli

Answer 10

Haemophilus spp.
H. influenzae
H. parainfluenzae
H. ducreyi
Moraxella catarrhalis

Question 11

Aerobic
Gram negative
Lactose-fermenting
Bacilli

Answer 11

Aeromonas hydrophilia
Citrobacter (C. freundii, C. koseri)
Enterobacter spp. (E. cloacae, E. aerogenes)
Escherichia coli
Klebsiella spp (K. pneumoniae, K. oxytoca)
Pasturella multocida
Vibrio cholerae

Question 12

Aerobic
Gram negative
Non-lactose-fermenting
Bacilli

Answer 12

Acinetobacter spp. (A. baumannii)
Alcaligenes spp.
Burkholderia cepacia
Morganella morganii
Proteus spp. (P. mirabilis, P. vulgaris)
Providencia spp. (P. rettgeri, P. stuartii)
Pseudomonas spp. (P. aeruginosa, P. putida, P. fluorescens)
Salmonella spp. (S. typhi, S. paratyphi, S. enteritidis, S. typhimurium)
Serratia marcescens
Shingella spp. (S. dysenteriae, S. sonnei)
Stenotrophomonas maltophilia

Question 13

Aerobic
Gram negative
Other
Bacilli

Answer 13

Brucella spp.
Bordetella spp.
Campyloacter jejuni
Francisella tularensis
Helicobacter pylori

Question 14

Bacteria within the enterobacteriacceae family have what characteristics?

Answer 14

Aerobic
Gram negative
Lactose and non-lactose fermenting
Bacilli

Question 15

What bacteria are in the enterobacteriaccae family

Answer 15

Citrobacter spp.
Enterobacter spp
Escherichia coli
Klebsiella spp.
Morganella morganii
Proteus spp
Providencia
Salmonella spp
Serratia marcecens
Shigella spp

Question 16

Aerobic
Gram-variable
Bacilli

Answer 16

Gardnerella vaginalis

Question 17

Aerobic
Gram-variable
Atypical bacteria

Answer 17

Chlamydophilia pneumoniae
Chlamydia trachomatis
Legionella pneumophilia
Mycoplasma pneumoniae

Question 18

Aerobic
Gram-variable
Spirochetes

Answer 18

Treponema pallidum (syphilis)
Borrelia burgdorferi (Lyme diseasae)
Leptospira interrogans

Question 19

Why are mycoplasma difficult to stain?

Answer 19

They lack a cell wall

Question 20

What are spirochetes?

Answer 20

Motile, corkscrew-shaped organism visualized using dark field microscopy

Question 21

Anaerobic
Gram-positive
Cocci in chains

Answer 21

Peptostreptococcus spp.
P. anaerobius
P. intermedius
P. magnus

Question 22

Anaerobic
Gram-positive
Non-spore-forming
Bacilli

Answer 22

Cutibacterium spp.

C. acnes

Question 23

Anaerobic
Gram-positive
Spore-forming
Bacilli

Answer 23

Clostridium spp.
C. perfringens
C. tetani
C. botulinum
Clostridioides difficile

Question 24

Anaerobic
Gram-positive
Branching, filamentous
Bacilli

Answer 24

Actinomyces spp.

Question 25

Anaerobic Gram-negative Cocci

Answer 25

Veillonella spp

Question 26

Anaerobic Gram-negative Bacilli

Answer 26

``` Bacteroides spp B. fragilis B. thetaiotamicron B. ovatus B. distastonis Fusobacterium spp ```

Question 27

What bacteria are in the normal flora of the skin?

Answer 27

Diphtheriods Staphylococci Streptococci Propionibacterium spp

Question 28

What bacteria are in the normal flora of the GI tract?

Answer 28

``` Bacteroides spp. Enterobacteriaceae Enterococci Fusobacterium spp. Peptostreptococcus spp. Clostridium spp. ```

Question 29

What bacteria are in the normal flora of the oropharynx (upper respiratory tract?

Answer 29

``` Haemophilus spp. Streptococci Diphtheriods Neiserria spp. Oral anaerobes ```

Question 30

What bacteria are in the normal flora of the genital tract?

Answer 30

``` Corynebacterium spp. Enterobacteriaceae Lactobacillus spp. Mycoplasma spp. Staphylococci Streptococci Anaerobes Candida spp. ```