1.5.2 Mycoses (Cutaneous mycoses) Flashcards

1
Q

Cutaneous mycoses targets______________; tinea/ringworm infections

A

keratinized tissues

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2
Q

All of the dermatophytes are Anthrophilic except

a. Epidermophyton flocossum
b. Microsporum audouinii
c. Trichophyton concentricum
d. Trichophyton rubrum
e. Trychophyton equinum
f. None of the Above

A

e

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3
Q

All of the dermatophytes are zoophilic except

a. Micrsporon canis
b. Trichophyton mentagrophytes
c. Trichophyton verucosum
d. Trichophyton schoeleinii
e. Trychophyton equinum
f. None of the Above

A

d

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4
Q

All of the dermatophytes are Anthrophilic except

a. Epidermophyton flocossum
b. Microsporum audouinii
c. Trichophyton concentricum
d. Trichophyton violaceum
e. Trychophyton Tonsurans
f. None of the Above

A

f

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5
Q

The only geophilic dermatophytes?

A

Microsporum gypseum

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6
Q

What part is Tinea capitis

A

Scalp

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7
Q

What part is Tinea Favosa

A

Scalp but more severe

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8
Q

What part is Tinea Barbae

A

Facial hair

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9
Q

What part is Tinea corporis

A

Body

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10
Q

What part is Tinea cruris

A

inguinal

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11
Q

What part is Tinea pedis

A

foot

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12
Q

What part is Tinea unginum

A

nails

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13
Q

What part is Tinea mannum

A

hand

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14
Q

What is the etiologic agent for Tinea imbricate?

A

Trichophyton concentrium

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15
Q

Microsporum infects what part?

A

Skin and hair

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16
Q

Epidermophyton infects what part?

A

Skin and nails

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17
Q

Trichophyton infects what part?

A

Skin, Hair, and Nails

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18
Q

Macroconidia: Smooth walled; Club shape

Microconidia: None

a. Microsporum
b. Epidermophyton
c. Trichophyton

A

b

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19
Q

Macroconidia: Smooth walled; Club shape; Thin walled

Microconidia: Numerous; spherical; tear shaped

a. Microsporum
b. Epidermophyton
c. Trichophyton

A

c

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20
Q

Macroconidia: Large; spindle shaped, thick walled, multiseptate

Microconidia: Few or absent

a. Microsporum
b. Epidermophyton
c. Trichophyton

A

a

21
Q

The ectothrix infection for Microsporum has a ________ pattern

A

Mosaic

22
Q

This type of Microsporum has Large, spindle shape rough (Echinulate) macroconidia with terminal ends are curved (Beaked Apex)

a. M. canis
b. M. gypseum
c. M. audouinii

A

a

23
Q

Rare, bizarre distorted macroconidia, has a presence of chlamydoconidia

a. M. canis
b. M. gypseum
c. M. audouinii

A

c

24
Q

3-9 celled broadily spindle shaped rough walled macroconidia with rounded terminal ends

a. M. canis
b. M. gypseum
c. M. audouinii

A

b

25
Q

Colonies: Tan/Buff; cinnamon

a. M. canis
b. M. gypseum
c. M. audouinii

A

b

26
Q

Colonies: Cottony white, salmon

a. M. canis
b. M. gypseum
c. M. audouinii

A

c

27
Q

Colonies: Bright yellow

a. M. canis
b. M. gypseum
c. M. audouinii

A

a

28
Q

Which among microsporum is associated with Tinea capitis

a. M. canis
b. M. gypseum
c. M. audouinii

A

a and c

29
Q

All of the Microsporum are (+) in Wood’s Lamp except?

a. M. canis
b. M. gypseum
c. M. audouinii

A

b

30
Q

All of the Microsporum are grown in Rice agar except?

a. M. canis
b. M. gypseum
c. M. audouinii

A

c

31
Q

Shape of M. audouinii hyphae?

A

Pectinate hyphae

32
Q

Epidermophyton is (-) in Wood’s lamp

T or F

A

F

33
Q

Macroconidia: Snow paddle, club shaped; smooth walled appearance

A

E. flocossum

34
Q

Colonies of Epidermophyton:

a. Khaki Green, velvety
b. Khaki White, Matte
c. Khaki Grey, Chalky
d. Khaki Creamy, Velvety

A

a

35
Q

Which among the three dermatophytes associated with jock itch (Tinea cruris), athletes foot (Tinea pedis), Tinea unginum, Tinea manuum

A

Epidermophyton flocossum

36
Q

Which among the three dermatophytes is ectothrix infection

A

Microsporum

37
Q

Which among the three dermatophytes is endothrix infection

A

Trichophyton

38
Q

Endothix: Favo variety

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

b

39
Q

Which among the three dermatophytes is Wood’s lamp negative

A

Trichophyton

40
Q

Macroconidia: Pencil shaped

Microconidia: Tear shaped “Birds on a fence” (En thryse)

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

a

41
Q

Macroconidia: Few, cigar shaped; smooth walled

Microconidia: Spherical; grapelike clusters (En grappe)

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

c

42
Q

Which among the Trichophyton produces red pigment in CORNMEAL AGAR with 1% Glucose?

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

a

43
Q

Which among the Trichophyton produces SCANTY red pigment in CORNMEAL AGAR with 1% Glucose?

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

c

44
Q

Positive in Both UREASE and HAIR BAITING TEST (V shaped Perforation)

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

c

45
Q

Associated disease Tinea cruris, Tinea Corporis, Tinea capitis

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

a

46
Q

Associated disease Tinea unginum, Tinea barbae, Tinea pedis

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

c

47
Q

Macroconidia: Rare
“Balloon formation”

2nd most common cause of epidemic tinea capitis

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

d

48
Q

Conidia: ABSENT

Causes: Tinea favosa

Favic chandelier

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

b

49
Q

Macroconidia: Rat tail

Microconidia: ABSENT

Chlamydoconidia in chains

Swollen hyphae with cytoplasmic granules

Can cause Tinea Favosa

a. T. rubrum
b. T. schoenleinii
c. T. mentogrophytes
d. T. tonsurans
e. T. verrucosum

A

e