PQs Flashcards
Sabourad agar is used for culturing fungi.
True
Fungi are able to do photosynthesis.
False
Mycotoxicosis is caused by fungal toxins.
True
Malassezia pachydermatis has a characteristic morphology, bottle-shaped cells.
True
Cryptococcus neoformans forms mucoid colonies on Sabouraud agar.
True
Dermatophytes cause superficial mycosis.
False
F2 toxin can cause reduced fertility in cattle.
True
Equine epizootic lymphangitis is caused by Histoplasma farminosum.
True
Dimorphic fungi have yeast form in the host body.
True
Stachybotryotoxins can cause immunosuppression in horses.
True
The pH of Sabouraud agar is higher than 6.5
False
pH 5.5
Yeasts can be cultured at 37 degrees.
True
Resistance of asexual spores is higher than sexual spores.
False
Malassezia pachydermatis can cause external otitis in dogs.
True
Microsporum spp. are members of Dermatophytes.
True
Cryptococcus neoformans cannot form colonies on artificial medium.
True
Trichophyton verrucosum causes ringworm in cattle.
True
Aflatoxin is produced by Aspergillus fumigatus.
False
Aspergillus flavus
Penicillin is produced by Penicillium rubrum.
False
Penicillin notatum, Penicillin chrysogenum
Fungi have 5 phyla.
True
Fungi are based on the 18S and 26S ribosomal RNA gene.
True
Glomeromycota phyla or fungi symbioses with plant roots.
True
Dermatophytes are obligate anaerobic.
False
obligate aerobic
Ochratoxin is produced by Aspergillus ochraceus.
True
Fumonisins can cause pulmonary oedema in horses.
False
in pigs
A. ochraceus causes kidney degeneration in cattle.
False
in poultry and pigs
Patulin causes inhibition of ruminal flora.
True
Fusarium has pigment production.
True
T2 toxin can cause immunosuppression in cattle.
True - also poultry and pigs.
F. moniliforme can cause leukoencephalomalacia in horses.
True
Stachybotrys atra forms black colonies
True
Dimorphic fungi have mould form on media only.
False
mould and environment
B. dermatitis can cause blastomyces (granulomatosis)
True
S. schenckii causes subcutaneous granulomatosis in humans.
True - also dog, horse, cat
Coccoidioides immitis causes systemic mycosis in humans.
True - also dog, horse, cat
Batrachochochytrium dendrobatidis can cause chytridiomycosis of amphibians.
True
Dermatophytes can be cultured at 37 degrees.
False
25 degrees
Yeast incubation time is 1-4 days.
True
Dermatophytes incubation time is 2-4 weeks.
True