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BACTERIOLOGY > Characteristics in Culture media > Flashcards

Characteristics in Culture media Flashcards

1
Q

Ammonia (in BAP)

A

Stenotrophomonas maltophilia

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2
Q

Dirt / Putrid / Earth

A

Burkholderia species

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3
Q

Burnt Chocolate/ Burnt Gunpowder

A

Proteus spp.

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4
Q

Strawberry/Apple/Sweet

A

Alcaligenes faecalis

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5
Q

Rotten potato

A

Serratia odorifera

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6
Q

Grape/Tortilla/taco

A

Pseudomonas aeruginosa

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7
Q

Almond/Ammonium cyanide

A

Chromobacterium violaceum

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8
Q

Mousy, mouse nest

A

Haemophilus

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9
Q

Mushroom

A

Pasteurella multocida

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10
Q

Musty basement

A

Streptomyces

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11
Q

Freshly plowed field

A

Nocardia

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12
Q

Old socks/Stocking

A

Staphylococcus aureus

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13
Q

Cheese

A

Brevibacterium

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14
Q

Butterscotch

A

Viridans in Chocolate agar

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15
Q

Sauerkraut

A

Ignavigranum ruoffiae

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16
Q

Positive for Swarming

A

Proteus species, Clostridium tetani, Clostridium septicum, Clostridium sporogenes, Capnocytophaga spp.

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17
Q

Large Pink Mucoid Colonies in MAC

A

Klebsiella spp.

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18
Q

Red colonies in media

A

Serratia marcescens (prodigiosin)

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19
Q

Hockey pock / Wagon wheel colonies

A

Moraxella catarrhalis

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20
Q

Bull’s eye colonies

A

Aeromonas, Yersinia enterocolitica in CIN

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21
Q

Buff/Yellow Wrinkled colonies

A

Pseudomonas stutzeri

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22
Q

Star-like colonies

A

Aggregatibacter actinomycetemcomitans

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23
Q

Fried egg colonies

A

Mycoplasma hominis

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24
Q

Molar tooth colonies

A

Actinomyces israelii, Actinomadura spp.

25
Q

Breadcrumb colonies

A

Fusobacterium nucleatum

26
Q

Gray translucent pinpoint or Umbilicate

A

Streptococcus pneumoniae

27
Q

Umbonate colonies

A

Viridans and Eikenella

28
Q

Mercury droplets or Pearl-like

A

Bordetella on Bordet Gengou

29
Q

Large moist blister colony with amoeboid spreading

A

Paenibacillus polymyxa

30
Q

Beaded appearance

31
Q

Cauliflower appearance

A

Yersinia pestis in BAP, Mycobacterium tuberculosis in L.J.

32
Q

Stalactite pattern

A

Yersinia pestis in broth

33
Q

Green metallic sheen

A

E. coli on EMB

34
Q

Fisheye appearance of colony

A

Enterobacter on EMB

35
Q

Double zone of hemolysis

A

Clostridium perfringens

36
Q

Creamy white/ Colony with feet extensions

37
Q

Blue-green powdery colonies

A

Aspergillus fumigatus

38
Q

Black powdery colonies

A

Aspergillus niger

39
Q

Cobweb fluffy (white scattered hyphae)

A

Coccidioides

40
Q

Medium-large pinhead smooth convex opaque creamy yellow, β-hemolytic on BAP

41
Q

MSA Medium-large pinhead smooth convex Yellow colonies with halo

42
Q

Grayish-white, small, translucent, smooth with well-defined β-hemolysis on BAP

A

S. pyogenes

43
Q

Glossy grayish white and mucoid with small zone of β-hemolysis on BAP

A

S. agalactiae

44
Q

Alpha-hemolytic, mucoidal, umbilicate colonies on BAP

A

S. pneumoniae

45
Q

Gray Flat Nonhemolytic comet-tail/Medusa-head or ground glass colonies on BAP

A

B. anthracis

46
Q

Large, feathery, spreading Beta hemolytic on BAP

47
Q

Brown-Black colonies with gray-brown halo on Tinsdale agar

A

Corynebacterium diphtheriae

48
Q

Mucoid orange to red or Salmon-pink non-hemolytic colonies on BAP

A

Rhodococcus equi

49
Q

Medium to large, smooth opaque, iridescent with greenish hue on BAP

A

Vibrio spp.

50
Q

Round, Smooth, Convex appear black or dark purple on BAP

A

Chromobacterium violaceum

51
Q

Comet-like in semisolid media

A

Haemophilus aegypticus

52
Q

Iridescence pigments of yellow, red, green, blue on Levinthal medium

A

H. influenzae

53
Q

Dry, Violet-purple, Wrinkled colony on Ashdown agar

A

B. pseudomallei

54
Q

Spreading, flat, serrated edges with metallic sheen (with bluish-green, or red, or brown pigment) on BAP

A

P. aeruginosa

55
Q

Glistening Ground glass colonies with pink, blue-green (rainbow appearance) BCYE

A

L. pneumophila

56
Q

Yellow ground glass appearance - CCFA

A

C. difficile

57
Q

Flat, non-hemolytic colonies that has chartreuse fluorescence under UV light on BAP

A

C. difficile

58
Q

Mother-of-pearl or gasoline-on-water appearance on Lipase activity on Egg yolk agar (EYA)

A

C. botulinum

BACTERIOLOGY (49 decks)

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