Microbiology COLONY MORPHOLOGY/ ODOR/COLOR/APPEARANCE Flashcards

1
Q

Green Metallic Sheen on BAP

A

P.aeruginosa

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2
Q

Green Metallic sheen on EMB

A

E.coli

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3
Q

Fish Eye on EMB

A

Enterobacter

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4
Q

Bull’s Eye on CIN

A

Y.enterocolitica

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5
Q

Dew Drops/satellite colonies

A

H. influenzae “satellitism”

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6
Q

Mercury Droplets on Regan Lowe

A

B.pertussis

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7
Q

Shiny half-pearl on blood agars

A

B.pertussis

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8
Q

Medusa Head on BAP

A

B.anthracis

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9
Q

Molar Tooth

A

Actinomyces

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10
Q

Fried Egg on BAP

A

Mycoplasma

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11
Q

Cauliflower appearance

A

MTB

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12
Q

Serrated Confluent Growth on Cetrimide agar

A

P.aeruginosa

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13
Q

Snow flakes on BG agar

A

Salmonella

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14
Q

Hockey Puck Colonies

A

Moraxella

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15
Q

Brittle, crumbly, wrinkled

A

Nocardia

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16
Q

Buttery/Creamy Yellow

A

S.aureus

17
Q

Dry and Waxy with rough edges

A

Diphtheroids

18
Q

Smooth, Glistening, and Clay-like

A

N.elongata

19
Q

Mousy odor

A

H.influenzae (Mahon)
Pasteurella (Theriot)

20
Q

Musty/Mushroom

A

P.multocida

21
Q

Old socks

A

S.aureus

22
Q

Fruity, grape-like, corn tortilla-like odor

A

P.aeruginosa

23
Q

Bleach odor

A

Eikenella corrodens/ H.influenzae

24
Q

Frsshly-plowed grass

A

Nocardia

25
Q

Putrid/Burnt sugar
Chocolate cake/ Burnt Chocolate cake odor

A

Proteus (swarming motility)

26
Q

Brick Red

A

Serratia marcescens (Prodigiosin)

27
Q

Violet

A

Chromobacterium violaceum

28
Q

Blue color

A

Kluyvera spp.

29
Q

Brown-Black

A

Prevotella melaninogenica

30
Q

Gun-metal Black

A

C. diphtheria

31
Q

Swarming

A

Proteus

32
Q

Pits on Agar

A

CEK of HACEK group:
Cardiobacterium
Eikenella
Kingella