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Bacteria Flashcards

1
Q 
Staphylococcus aureus
Gram?
Shape?
Hemolysis?
Catalase?
Coagulase?
A 
Gram +
Coccus (grape-like clusters)
Beta-hemolytic
Catalase +
Coagulase +
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2
Q

Staphylococcus epidermidis
Gram?
Catalase/Coagulase?
Clinical Presentation

A 
Gram+
Aerobic
Cat +/Coag -
Coccus (biofilms)
Infects Prosthetic valves/joints (major cause)
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3
Q 
Streptococcus pneumoniae (pneumococcus)
Gram?
O2 use?
Shape?
Hemolysis?
Catalase?
Main virulence factor?
Vaccines
A 
Gram +
Microaerophilic
Coccus (pairs/lancet-shaped chains)
Alpha-hemolytic
Catalase - 
Antiphagocytic Capsule
PPV (Pneumovax), PCV (Prevnar)
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4
Q 
Streptococcus pyogenes (GAS)
Gram?
O2 use?
Shape?
Hemolysis?
Catalase?
Virulence and Diseases
A 
Gram + (Lancefield Group A)
Microaerophilic
Coccus (chains/pairs)
Catalase -
Beta-hemolytic
Superantigens! Scarlet fever
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5
Q 
Streptococcus agalactiae (GBS)
Gram?
O2 use?
Shape?
Hemolysis?
Catalase?
Diseases
A 
Gram +
Microaerophillic
Coccus (chains/pairs)
Beta-hemolytic
Catalase -
Postpartum endometritis
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6
Q 
Enterococcus (faecalis)
Gram?
O2 use?
Hemolysis?
Diseases
A 
Gram+
Aerobic
Coccus (obvi)
Gamma-hemolytic
UTI
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7
Q

Bacillus anthracis

A

Gram+

Bioterrorism agent

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8
Q

Neisseria Meningitidis

A

Gram -

Coccus

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9
Q

Neisseria Gonorrhoeae

A

Gram -

Coccus

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10
Q

Acinetobacter

A

Gram-

Rod

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11
Q

Enterobacter

A

Gram-

Rod

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12
Q 
Escherichia coli
Gram?
Shape?
O2 use?
Fermentation?
A

Gram-
Rod
Facultative anaerobe
Ferments lactose

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13
Q

EPEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Enteropathogenic E. coli
Watery diarrhea, vomiting
Infants in developing countries
Bundle-forming pilus, attaching and effacing

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14
Q

EHEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Enterohemorrhagic
Watery diarrhea, hemorrhagic colitis, HUS
Food/water-borne, developing countries
Shiga toxins, attaching and effacing

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15
Q

ETEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Enterotoxogenic
Watery diarrhea
Childhood/Traveler’s diarrhea in developing countries
Pili, Heat labile/stable enterotoxin (LT/ST)

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16
Q

EAEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Enteroaggregative
Mucousy diarrhea
Childhood diarrhea
Pili, cytotoxins

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17
Q

EIEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Enteroinvasive
Dysentery, watery diarrhea
Food-borne
Cellular invasion, intracellular motility

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18
Q

UPEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Uropathogenic
Cystitis, pyelonephritis
Sexually active women
Type I and P fimbriae, hemolysin, path islands

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19
Q

NMEC
Clinical Features
Epidemiological Features
Virulence Factors

A

Neonatal Meningitis-causing
Acute meningitis
Neonates
K1 capsule, S fimbriae, cellular invasion

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20
Q

Haemophilus influenzae

A

Gram -

Rod

21
Q

Klebsiella

A

Gram -

Rod

22
Q

Proteus

A

Gram -
Rod
Swarming

23
Q

Pseudomonas aeruginosa

A

Gram -

Rod

24
Q

Vibrio cholerae

A

Gram -

Rod

25
Q

Yersinia pestis

A

Gram -
Rod
Bioterrorism Agent

26
Q

Legionella pneumophila

A

Gram- (not ID’d by Gram)

27
Q

Bordetella pertussis

A

Gram- (not ID’d by Gram)

28
Q

Borrelia burgdoferi

A

Gram- (not ID’d by Gram)

Lyme Disease

29
Q

Chlamydia trachomatis

A

Gram- (not ID’d by Gram)

30
Q

Corynebacterium diphtheria

A

Gram- (not ID’d by Gram)

31
Q

Ehrlichia species

A

Gram- (not ID’d by Gram)

32
Q

Helicobacter pylori

A

Gram- (not ID’d by Gram)

Peptic Ulcer Disease

33
Q

Mycoplasma genitalium

A

Gram- (not ID’d by Gram)

34
Q

Mycoplasma pneumoniae

A

Gram- (not ID’d by Gram)

35
Q 
Rickettsia rickettsii
Gram
Shape
"Habitat"
Disease
A

Gram- (not ID’d by Gram)
Coccobacillus
Obligate Intracellular Parasite
Rocky Mountain Spotted Fever

36
Q

Treponema pallidum

A

Gram- (not ID’d by Gram)

37
Q

Ureaplasma urealyticum

A

Gram- (not ID’d by Gram)

38
Q

Bacteroides

39
Q

Clostridium botulinum

40
Q

Clostridium difficile

41
Q

Clostridium perfringens

42
Q

Fusobacterium

43
Q

Mycobacterium tuberculosis

A

Acid Fast Bacilli (Gram ++)

Facultative Intracellular Parasite

44
Q

Mycobacterium marinum

A

Acid Fast Bacilli (Gram ++)

Facultative Intracellular Parasite

45
Q

Mycobacterium avium

A

Acid Fast Bacilli (Gram ++)

Facultative Intracellular Parasite

46
Q

Mycobacterium bovis

A

Acid Fast Bacilli (Gram ++)

Facultative Intracellular Parasite

47
Q

BCG (Bacillus Calmette-Guerin)

A

Acid Fast Bacilli

48
Q

Francisella tularensis

A

Gram -

Bioterrorism agent

MIS (3 decks)

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