Microbiology, University Of Mn, Quiz 2

Front 1

Diarrhea for 2 days. Doesn't require treatment.

Back 1

Enterotoxigenic E. coli (ETEC) via Stable Toxin (ST) (inc. [cGMP] --> loss of fluids/electrolytes)

Front 2

E. Coli O157:H7 symptoms

Back 2

Dysentery (enterohemorrhagic E. coli), renal failure, anemia, thrombocytopenia

Front 3

Oxidase-, Lac- bacteria

Back 3

Salmonella, Shigella

Front 4

Urease+. Also, what does urease do?

Back 4

Helicobacter, Campylobacter. Raises pH via urea --> NH3

Front 5

Gastric ulcers and vomiting blood

Back 5

Helicobacter pylori

Front 6

Obligate Intracellular Bacteria (2)

Back 6

Rickettsiae and chlamydia (they can't make their own ATP)

Front 7

Facultative Intracellular Bacteria (7)

Back 7

Mycobacterium, Brucella, Legionella, Listeria (only MΦ's), Neisseria (only PMN's), Francisella, Yersinia

Front 8

Oxidase-, Lac+

Back 8

Escherichia, Klebsiella

Front 9

What is clavulanic acid?

Back 9

Beta-lactamase inhibitor

Front 10

Gram negative diplococcus

Back 10

Neisseria

Front 11

EHEC causes...

Back 11

bloody diarrhea

Front 12

EIEC causes...

Back 12

Dysentery (blood AND pus)

Front 13

UTI's

Back 13

E. coli

Front 14

Most common bacteria of intestinal flora

Back 14

Bacteroides and E. coli

Front 15

Two bacterial strains that colonize CF patients (in order)

Back 15

1) Staph. aureus, 2) Pseudomonas aeruginosa

Front 16

Clinical symptoms of Gram-negative shock (3)

Back 16

High temp., High resp., Low BP

Front 17

TLR 4 is activated with....

Back 17

LPS (G- bacteria)

Front 18

Category A agents (bioterrorism) (3 bugs, 1 toxin)

Back 18

Anthrax spores, Botulinum toxin, Yersinia pestis, Francisella tularensis

Front 19

"Black plague"

Back 19

Yersinia pestis (the boils are enlarged lymph nodes under the armpits/thighs)

Front 20

Bullseye rash means....

Back 20

Tick bite; Lyme disease; Borrelia burgdorferi

Front 21

Tick bite infections (3)

Back 21

Borrelia burgdorferi, Rickettsia (Rocky Mountain spotted fever), Francisella tularensis

Front 22

Nosocomials (1+7)

Back 22

Most common: E. coli. Others: Klebsiella, pseudomonas, MRSA, VRE, C. dif, Mycobacterium, Legionella.

Front 23

Bacterial Zoonoses (10)

Back 23

Anthrax, Brucella, Borrelia (Lyme), campylobacter, cholera, E. coli O157:H7, Listeria, Plague, salmonella, Tularemia

Front 24

Can spirochetes grow on lab media?

Back 24

No

Front 25

What metal does B. burgdorferi use instead of iron?

Back 25

Manganese

Front 26

Which bacteria secrete AB5 toxins? (5-6)

Back 26

B. pertussis, Campylobacter jejuni, ETEC (LT), EHEC (Shiga-like toxin), Shigella, V. cholerae

Front 27

Which bacteria genus is curved like a comma?

Back 27

Vibrio (Mnemonic: Vibrio parahemolyticus is found on contaminated shrimp; Vibrio is shaped like shrimp.)

Front 28

How does Y. pestis protect itself from being ingested by fleas?

Back 28

Pesticin (Pst plasmid gene)

Front 29

Which bacteria is shaped like a safety pin?

Back 29

Yersinia pestis

Front 30

Cat/dog bites

Back 30

Pasteurella multocida

Front 31

Influenza A virus can lead to what bacterial infections? (3)

Back 31

Strep. pneumoniae
H. influenzae
Staph. aureus

Front 32

Which bacteria is the leading cause of blindness worldwide?

Back 32

Chlamydia trachomatis (via eyelash scratching the cornea)

Front 33

Gram negative, lac-, oxidase+

Back 33

Pseudomonas

Front 34

Fever, night sweats, weight loss, hemoptysis

Back 34

M. tuberculosis

Front 35

Woolsorter's disease

Back 35

Anthrax

Front 36

Which bacteria have toxins with ADP-ribosylating mechanisms? (2)

Back 36

Vibrio cholerae, Bordetella pertussis

Front 37

How does Shiga toxin work?

Back 37

An AB exotoxin that cleaves 28S rRNA in 60S ribosomal subunit--disrupts protein synthesis.

Front 38

Gram negative coccobacilli (4)

Back 38

H. influenzae, Pasteurella, Brucella, Bordetella

Front 39

Otitis externa

Back 39

Pseudomonas

Front 40

Otitis media

Back 40

Strep. pneumoniae, H. influenzae

Front 41

Cold agglutinins

Back 41

Mycoplasma pneumonia (autoimmune hemolytic anemia; Abs attack RBCs, especially at low temps)

Front 42

Inward spread of rash

Back 42

Rickettsia (Rocky Mountain spotted fever)

Front 43

Rheumatic fever

Back 43

Strep pyogenes

Front 44

Alginate

Back 44

Pseudomonas aeruginosa ("slime" in CF patients)

Front 45

Hyaluronidase

Back 45

Staph aureus, Bacteroides fragilis, Treponema pallidum

Front 46

Lipase

Back 46

Staph aureus, Listeria monocytogenes

Front 47

Pyocyanin

Back 47

Pseudomonas aeruginosa ("tint" of bacteria)