~Mycology~

Sporangiospores are produced by a single class of fungi called the: a) Ascomycetes b) Basidiomycetes c) Zygomycetes d) Deuteromycetes

Fungal organisms that produce darkly pigmented hyphae are referred to as: a) hyaline b) aseptate c) septate d) dematiaceous

Of the general characteristics of fungi, one of the following is NOT correct: a) their cellular organelles are membranous-bound b) they possess a cell wall composed of the polysaccharide pectin c) their cell membranes are rich in ergosterol d) they are achlorophyllous

The fxn of 10% KOH in the direct exam. of a specimen for fungal elements is: a) to fix fungal elements permanently b) to digest & dissolve cellular debis c) to eradicate bacterial organisms d) to stain the existing hyphae

The production of diagnostic reproductive structures by fungi is enhanced by: a) incubation in CO2 conditions b) incubation at 42C c) providing nutritionally enriched media d) providing nutritionally poor media

One of the following is NOT a sexual spore: a) zygospore b) ascospore c) sporangiospore d)basidiospore

A true hyphae, which is divided into compartments by crosswalls, is called: a) imperfect b) perfect c) nonseptate d) septate

Multicellular filamentous colonies of fungi are called: a) molds b) yeasts c) coenocytic d) dematiaceous

A dimorphic fungus is one that: a) changes its form on different types of media b) changes its form as a result of different temps c) starts to grow as a mold, but becomes more yeast-like d) exhibits yeast & mold forms at the same time

Yeasts reproduce by a process called: a) binary fission b) budding c) meiosis d) conjunction

Thick-walled asexual spores that form terminally or w/in hyphal segments are: a) arthroconidia b) blastoconidia c) chlamydoconidia d) sporangia

Colonies of mold hyphae are called: a) macroconidia b) arthroconidia c) yeasts d) mycelia

Sabourad dextrose agar is an example of: a) primary fungal isolation media b) media for observation of microscopic morphology c) special-purpose media d) nutritionally deficient media

The India ink stain is combined w/ CSF to ID: a) Coccidiodes immitis b) Cryptococcus neoformans c) Candida albicans d) Histoplasma capsulatum

The germ tube test is used to presumptively ID: a) Cryptococcus neoformans b) Candida albicans c) Candida tropicalis d) Rhizopus