Diagnostic Mycology Flashcards

1
Q

in LPCB what does cotton blue do

A

give color

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2
Q

in LPCB what does phenol do

A

kill fungi

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3
Q

in LPCB what does lactic acid do

A

hydrates the mixture

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4
Q

fungal slide culture is also called __

A

Riddell technique

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5
Q

role of calcofluor white

A

optical brightener

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6
Q

yeast samples serology: what test?

A

latex agglutination test

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7
Q

adhesive tape is used for what mount and for what fungus?

A

rapid mount of sporulating fungi

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8
Q

true or false

for athlete’s foot diagnosis, cotton swab must be used

A

false

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9
Q

what does KOH(10%) do

A

dissolves other cells so that fungi can be seen /can stand out in sharp relief

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10
Q

brighteners bind tightly to ___ of fungal surface

A

carbohydrates

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11
Q

specimen used for cryptococcosis

A

CSF

exudate

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12
Q

Aside from 70% alcohol and sterile water, what reagent is used in biopsy/needle aspiration

A

Tincture of iodine

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13
Q

periodic acid schiff oxidizes __to form aldehyde (@ CHO)

A

Hydorxyl

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14
Q

Dye used in PAS

A

Fuschin dye

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15
Q

Sporulating medium for fungi

A

Potato dextrose agar

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16
Q

Indicator @ dermatophyte test

A

Phenol red

17
Q

Cryptococcus appears dark blue @ what medium?

A

Trypan medium

18
Q

Serologic test for C.neoformans

A

Latex agglutination

19
Q

Sclerotic bodies are found in lesions of what fungus?

A

Sporothrix schenkii

20
Q

Sporangia, sporangiospores & nonseptate hyphae are in
A.Curvularia
B.Alternaria
C.Circinella

A

C

21
Q

No chlamydospores
A. E.floccosum
B. C.immitis
C. H.capsulatum

A

B

22
Q

Tiny lollipop conidia
A. E.floccosum
B. C.immitis
C. B.dermatitidis

A

C