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SEMINAR - MICRO, MYCO, PARA > MYCOLOGY > Flashcards

MYCOLOGY Flashcards

1
Q

Fluoresces on Wood’s lamp

Agent of dandruff

A

M. canis

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2
Q

Medium for dermatophytes

A

Mycosel

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3
Q

Red color

Teardrop conidia

A

T. rubrum

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4
Q

Hair baiting test

A

T. mentagrophytes

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5
Q

Favic chandelier ANTLER

A

T. schoenleinii

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6
Q

Coenocytic (aseptate)

A

Phycomycetes/Zygomycetes

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7
Q

Ascospores

A

S. cerevisiae

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8
Q

(+) Nigerseed/Birdseed
(+) Urease
(+) India ink

A

C. neoformans

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9
Q

Arthrospores

A 
CAT Geo
Trichosporon beigelii
Aureobasidium
Coccidioides
Geotrichum candidum
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10
Q

Unsuitable for fungal culture

Suitable for bacteria and viruses only

A

Swab

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11
Q

Thrush
Diaper rash
Moniliasis

A

C. albicans

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12
Q

Fungal cell wall

A

Chitin

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13
Q

Fungal cell membrane

A

Ergosterol

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14
Q

Reproductive

A

Spores

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15
Q

Aseptate hyphae

A

Sporangiophore

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16
Q

Septate hyphae

A

Conidiophore

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17
Q

Sexual spores

A

Ascospores
Basidiospores
Oospores

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18
Q

Asexual spores

A

Chlamydospores
Blastospores
Conidia (macro/micro)
Arthrospores

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19
Q

budding off (yeasts)-

dermatophytes-

barrel-shaped, produced from fragmentation of mycelium-

rounding terminal hyphae or intercalary (within)-

A

Blastospores
Conidia (macro/micro)
Arthrospores
Chlamydospores

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20
Q

Stains the chitin (cell wall)

Green

A

Calcofluor white

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21
Q

Rice medium

A

(+) M. canis

(-) M. audouinii

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22
Q

Chlamydospore of C. albicans

A

Cornmeal Tween 80 agar

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23
Q

(+) T. mentagrophytes

(+) C. neoformans

A

Urea agar

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24
Q

Superficial Mycoses

A
  • M. furfur
  • P. hortai
  • T. beigelii
  • P. werneckii
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25
Q

Ptyriasis versicolor (An-An)

A

M. furfur

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26
Q

PAS: “Spaghetti and meatballs”

A

M. furfur

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27
Q

Black piedra
Dematiaceous
Ascospores (sexual)

28
Q

White piedra
Cream colored
Arthrospores (asexual)

A

T. beigelii

29
Q 
Tinea nigra
Brownish spot (dark pigmentation)
A

Phaeoannelomyces (Exophiala) werneckii

30
Q

Keratinophilic

Tinea or ringworm

A

Dermatophytes

31
Q

Endothrix:

A
  • T. tonsurans: dandruff (Tinea capitis)

- T. violaceum

32
Q

Ectothrix:

A
  • M. gypseum
  • M. canis
  • T. verrucosum
33
Q

Microconidia: tear-drop shaped (side)
Macroconidia: pencil-shaped

34
Q

Microconidia: grape-like (cluster)

A

T. mentagrophytes

35
Q

(+) Hair penetration test: V-shaped

(+) Urease

A

T. mentagrophytes

36
Q

hiamine-requiring
Black dot tinea capitis
Microconidia: Balloon-shaped
Colony: Creamy white w/ crater-like depression

A

T. tonsurans

37
Q

Cause Favus: chronic hair infection

A

T. schoenleinii

38
Q

Microconidia: clavate/pyriform
Macroconidia: rat-tail/string-bean-shaped

A

T. verrucosum

39
Q

Macroconidia: spindle-shaped, echinulate

(+) Wood’s lamp

40
Q

Geophilic
Macroconidia: oblong (ellipsoidal) w/ blunt/rounded ends
(-) Wood’s lamp

A

M. gypseum

41
Q 
Anthropophilic
Tinea capitis (old)
A

M. audouinii

42
Q

Macroconidia: club shaped in pairs

A

E. floccosum

43
Q

Dutch pants fuseaux

A

E. floccosum

44
Q

Mold form: flowerette/daisy-like conidia

Yeast form: Cigar-shaped (asteroid) bodies

A

S. schenckii

45
Q

Subcut. mycoses

Madura foot agents

A
  • Chromoblastomycosis agents
  • Rhinosporidium seeberi
  • Loboa loboi
46
Q

most common cause of Maduromycosis: mycetoma

47
Q

Cleistothecia

Teleomorph/sexual form

48
Q

Chromoblastomycosis agents

A

Phialophora verrucosa-vase
Fonsecaea pedrosoi-short chain
Cladosporium carrionii-long chain branching

49
Q

Brown sclerotic bodies (Medlar bodies)

A

Chromoblastomycosis

50
Q

Tissue form: Multiple budding cells in chain (Sampaloc-like/Longganisa-like)

51
Q

Dimorphic
MOT: inhalation of spores (mold) – infectious
Specimen: Sputum

A

Systemic Mycoses

52
Q
  • North American blastomycosis
  • Chicago disease
  • Gilchrist disease
A

B. dermatitidis

53
Q

Single-budding yeast w/ broad based (double centered) – diagnostic
Mickey mouse cap

A

B. dermatitidis

54
Q
  • South American Blastomycosis

- Lutz Splendore-Almeida disease

A

P. brasiliensis

55
Q

Yeast form: Multiple budding yeast resembling Mariner’s wheel

A

P. brasiliensis

56
Q

RES parasite
Agent of Darling’s disease
“Arise of Tutankhamen’s tomb”

A

H. capsulatum

57
Q

Double cell
Figure of 8
Causes African histoplasmosis

A

H. duboisii

58
Q

Tuberculate macroconidia (resembles H. capsulatum BUT MONOMORPHIC)

A

Sepedonium

59
Q
  • Desert fever

- San Joaquin Valley fever

A

C. immitis

60
Q

Mold form: Barrel-shaped arthroconidia (200μm)

Yeast form: spherule w/ endospores

A

C. immitis

61
Q

(Old: Moniliasis): cutaneous, oropharyngeal (white patches

A

Candidiasis

62
Q

India ink preparation = CSF, pulmonary tissue

A

Cryptococcus (Filobasidiella) neoformans

63
Q 
= (+) Inositol
= (+) Urease
= (-) NO3 assimilation = yellow
= (+) Phenoloxidase = makes the colonies black
= (+) Phospholipase
A

Cryptococcus (Filobasidiella) neoformans

64
Q

Resemble C. neoformans
Encapsulated

pink colonies, (+)
Urease, (+)
NO3 assimilation

A

Rhodotorula

65
Q

Agents: Zygomycetes

A
  • Rhizopus
  • Absidia
  • Mucor
66
Q

Sickle or canoe shaped, multiseptate macroconidia

SEMINAR - MICRO, MYCO, PARA (11 decks)

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