MIC 541 Exam 4 - Mycology I and II assesses knowledge on fungal infections, their causes, classifications, and reproduction methods. It is essential for understanding fungal impact on human health and preparing for medical exams.
Disruption of natural barriers
Immunosuppression
Occupational contact
All of the above
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Fission, as in bacteria
Budding – mostly in yeasts
Fragmentation of hyphae
Spore formation by mold forms
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Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
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Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
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Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
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Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
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Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
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Cholesterol in cell membrane
Ergosterol in cell membrane
Nucleus
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Amphotericin
5-fluorocytosine
Terbinafine
The azoles
Caspofungin
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Mg
Na
Cl
K
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True
False
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Amphotericin
5-fluorocytosine
Terbinafine
The azoles
Caspofungin
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5-fluorocytosine
Terbinafine
The azoles
Capsofungin
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Amphotericin
5-fluorocytosine
Terbinafine
The azoles
Capsofungin
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Amphotericin
5-flurocytosine
Terbinafine
The azoles
Capsofungin
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Given orally
Given topically
Used to treat dermatophytes
Used to treat nail infections
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Amphotericin
5-flurocytosine
Terbinafine
The azoles
Capsofungin
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Amphotericin
5-flurocytosine
Terbinafine
The azoles
Capsofungin
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True
False
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Amphotericin
5-flurocytosine
The azoles
Terbinafine
Capsofungin
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Ketoconazole
Clotrimazole
Miconazole
Voriconazole
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True
False
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True
False
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True
False
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Chronic infection
Superficial infection of outer skin
Hypo- or hyperpigmented scaly lesions
Can be treated by keratinolytic agents (salicylic acid)
Can be treated by topical imidazoles (miconazole)
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Sporothrix sp
Microsporum sp.
Trichophyton sp.
Epidermophyton sp
Histoplasma sp.
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True
False
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Tinea corporis – hairy body parts
Tinea capitis – scalp
Tinea pedis – athlete’s foot
Tinea barbae – beard
Tinea cruris – jock itch
Tinea unguium – jock itch
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Tinea corporis
Tinea capitis
Tinea cruris
Tinea unguium
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Topical treatment usually lasts 2-4 monthhs
Miconazole is used topically
Clotrimazole is used topically
Treatment can be stopped as soon as clearing is noted
Itraconazole and terbinafine can be used orally as needed
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Tinea corporis
Tinea unguium
Tinea cruris
Tinea capitis
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Only topical treatment is needed
1-2 months
Terbinafine cream
Shampoo frequently with selinium sulfide
Topical azoles
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True
False
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Cryptocococcosis
Histoplasmosis
Sporotrichosis
Tinea cruris
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Coccidioides immitis
Sporothrix schenckii
Cryptococcus neoformans
Histoplasma capsulatum
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True
False
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Lung
Heart
Skin
Liver
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Histoplasmosis
Coccidioidomycosis
Cryptocococcosis
Blastomycosis
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Most cases are in mid-western U.S.
It is capsulated
80% of people in Ohio, Mississippi River Valleys skin test positive
Is the cause of Histoplasmosis
Growth in soil stimulated by bird, bat dung
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Histoplasma capsulatum
Cryptococcus neoformans
Coccidioides immitis
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True
False
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True
False
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Not usually needed for pulmonary infection
Mandatory for meningitis
Amphotericin B i.v. ± 5-flurocytosine
Sometimes can switch to oral azole
All of the above are true
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True
False
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