Last 2 Chapters Quiz Flashcards
What are the 3 genera of dermatophytes?
1- Trichophyton.
2-Microsporum.
3-Epidermophyton.
Has characteristic fluorescence (greenish-yellow).
Microsporum canis.
Has large number of spindle-shaped macroconidia.
M. canis.
club-shaped macroconidia.
Trichophyton.
produce spherical microconidia in groups resemble grape bunches helical filaments.
Trichophyton.
Most fungi is non Fastidious but …………….. is Fastidious.
Trichophyton verrucosum
slow grow , need ertiched media & grow in optimum temperature is 34°C .
Trichophyton verrucosum.
Can be identify fungi by Colony texture , colour obverse and reverse.
Trichophyton verrucosum.
Rarely produce macroconidia.
Trichophyton verrucosum.
it is Rat-tail shaped & Tear-shaped microconidia..
Trichophyton verrucosum
it is Rat-tail shaped & Tear-shaped microconidia..
Trichophyton verrucosum
Give 2 example to fungi yeast.
1- Cryptococcus neoformans 2- candida
Cantain large capsule
Cryptococcus
The disease cryptococcosis affects
CNS
produce pseudomycelia
Candida
mention 3 fungi media grow of fungi ?
1- CMA.
2- SDA.
3- PDA.
Produces large round and terminal chlamydospores on( Czapek–Dox Agar )+ tween 80.
Candida albicans.
It produces germ tubes at 37⁰ C..
Candida albicans.
mention 3 species of Aspergillus ?
1- A.fumigatus 2- A. niger 3- A. flavus.
causes brooder pneumonia in poultry.
A.fumigatus.
It is dimorphic fungi.
Histoplasma.
Important spp. of Histoplasma.
H. capsulatum & H. farciminosum.
produces large round macroconidia with thick walls and appendages look like “sun flower.
H. capsulatum.
causes epidemic lymphangitis.
H. farciminosum
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