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16 Cards in this Set
- Front
- Back
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Mycology
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study of fungi
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fungus
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-Classified as Fungi kingdom
-Digest outside and take in what they need lik plants -All parasites or sacrofites -Unicellular members of kingdom=yeast…. Multicellular=molds |
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4 main groups
Zygomycetes |
* Rhizopus-bread mold (greyish green)
* Mucor- water mold (yellowish white) can cause human disease |
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4 main groups
Ascomycetes- |
* Sacchromeres- brewers and bakers yeast
* Penicillium- what penicil is derived from, grows on oranges * Aspergillus- can cause human disease |
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4 main groups
Basidiomycetes- |
* Mushrooms, toadstools, coughballs
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4 main groups
Deuteromycetes |
most importants. Most fungi that cause human disease belong to disease
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Epidermophyton
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- affect skin, all cause ring worm
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Ringworm
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* Tineo capitis- ringworm of scalp
* Tinea barbrae- referred to as barbers itch, where facial hair grows * Tinea crusis- ringworm of groin * Tinea pedis- ringworm of foot * Tinea unguium- nail beds * Tinea corporum- anywhere on body |
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Blastomycetes dermatidis-
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causes blastomycosis (gilchrist’s disease) starts as resp. infection, spreads to skin.. formation of multiple abcesses in skin … occurs in Southeast US, where climate is ideal for it.
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Candida albicans-
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candidiasis, yeast. Yeast infection
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Candida albicans
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* Thrush-yeast infection of mouth , whitish gray scaley in oral cavity, ulceration underneath
* Genitalia- creamy white discharge, infection… seen frequently in aids * Pregnant women have yeast infections at higher rate as well as diabetics , and in women who use oral contraceptives ,, anyone with lymphoma and leukemia * Can become systemic |
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Coccidiodes immitis
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* Coccidiomycosis- aka valley fever
* Occurs in SW US. * 2 forms * PRIMARY- mild respiratory self limiting goes away on own. * Progressive- affects lymphatic system, can move to kidneys or brain. (fatal in kidneys n brain) |
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Crytococcus neoformans-
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* Causes crytococcosis- aka torulosis
* Respiratory symptoms, and CNS … if effect CNS symptoms similar to meningitis, person has problems with vision, confusion * Host is bird…in fecies |
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Histoplasma capsulatum- histoplasmosis
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* Darling disease
* Very common oppourtunist in aids * 2 forms * Primary- respiratory, usually heals on own * Progressive- affects throat, asophagus, and lymphatic system. Often fatal * Natural host is birds and birds shit |
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Sporothrix Schenkii
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o Sporothrix Schenkii
* Sporathricosis * Chronic infection of skin, nodules form on skin and start to ulcerate |
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Aspergillus
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Species: fumigatus, flavium, nigra
* All cause apergillus- grown on shell notes * Resp infection, ear infection and sinus infection * produce aflatoxins- carcinogenic, mutagenic (changes in dna) |
