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Microbiology Flashcards > VIII - Mycology > Flashcards

VIII - Mycology Flashcards

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Biology 101 flashcards
1
Q

Single celled, budding form of fungi

A

Yeast

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2
Q

Hyphaeted, mitotic form of fungi

A

Molds

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3
Q

Fungal form at room temp

A

Molds

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4
Q

Fungal form at body temp

A

Yeast

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5
Q

Amanita mushroom toxin, causing liver necrosis

A

Amanitin, phyllodin

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6
Q

Aspergillus flavus toxin, causing liver CA

A

Aflatoxin

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7
Q

Aspergillus spp causing bronchopulmonary aspergillosis

A

Aspergillus fumigatus

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8
Q

Fungi agar

A

Sabouraud agar

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9
Q

Antifungal, squalene oxidase inhibitor

A

Terbinafine

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10
Q

Antifungal, disrupts microtubule function

A

Griseofulvin

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11
Q

Antifungal, inhibits glucan synthase

A

Echonocandins

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12
Q

Antifungal, disrupts ergosterol synthesis

A

Azoles

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13
Q

Antifungal, binds to ergosterol, forms pores

A

Amphotericin

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14
Q

3 important dermatophytoses

A

Microsporum canis, Trichophyton tonsuras, Epidermophyton floccosum

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15
Q

Enzyme of dermatophytes, allows infection of superficial keratinized structures

A

Keratinase

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16
Q

green fluorescence on Wood’s lamp

A

Dermatophytoses (tinea)

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17
Q

Tinea versicolor

A

Malassezia furfur

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18
Q

Spaghetti and meatball findings on microscopy

A

Malassezia furfur

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19
Q

DOC for tinea versicolor

A

Miconazole

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20
Q

Etiology of Valley fever (desert bump, lung inflitrates, meningitis)

A

Coccidioides immitis

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21
Q

Coccidioides in soil, form

A

Molds

22
Q

Coccidioides in tissue, form

A

Spherules

23
Q

Transmission of Coccidoides

A

Arthrospores

24
Q

DOC in Coccidioides

A

Amphotericin B

25
Q

Mycosis, mimics pTB

A

Histoplasmosis

26
Q

2 forms of Histoplasma

A

macroconidia, microconidia

27
Q

Transmissible form of Histoplasma

A

Microconidia

28
Q

Found in bird droppings and bat guano

A

Histoplasma microronidia

29
Q

Microscopic findings in Histoplasma

A

Budding yeast in macrophages

30
Q

DOC in Histoplasma

A

Amphotericin

31
Q

Round yeast with broad based bud

A

Blastomyces dermatitidis

32
Q

MCC of fungal pneumonia

A

Blastomyces dermatitidis

33
Q

DOC in Blastomycosis

A

Itraconazole

34
Q

Mariner’s wheel morphology, fungi

A

Paracoccidioides brasiliensis

35
Q

DOC in Paracoccidioides

A

Itraconazole

36
Q

2 forms of Candida albicans

A

Germ tubes (blood), chlamydospores (culture)

37
Q

Pseudomembranous esophagitis

A

Candid albicans

38
Q

DOC oral candidiasis

A

Nystatin swish and swallow

39
Q

DOC systemic candidiasis

A

Amphotericin B

40
Q

Oval yeast, narrow based buds, thick capsule

A

Cryptococcus neoformans

41
Q

Transmission of Cryptococcus

A

Yeast in pigeon droppings

42
Q

MCC of meningitis in HIV

A

Cryptococcus neoformans

43
Q

DOC in cryptococcosis

A

Amphotericin B

44
Q

Exist only as molds

A

Aspergillus fumigatus

45
Q

Septate hyphae are V-shaped, acute angles

A

Aspergillus fumigatus

46
Q

Presents with fungus ball in lung cavities and allergic bronchopulmonary aspergillosis

A

Aspergillus fumigatus

47
Q

DOC in Aspergillosis

A

Amphotericin B

48
Q

Nonseptate hyphae, right angles

A

Mucormycosis, Rhizopus oryzae

49
Q

MC AIDS-defining illness

A

Pneumocystis carinii pneumonia

50
Q

CD4 count for PCP

A

CD4 <200

Microbiology Flashcards (11 decks)

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