Parasitology, Virology, and Mycology
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| a urease pos yeast is found and cryptoccus neoformans is suspected. which of the following media is most useful for culturing? a. cornmeal agar with Tween 80 b. Bird seed agar c. potato dextrose agar d. mycosel agar | show 🗑
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| show | b. neonatal thrush
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| the most useful finding for prompt | show 🗑
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| show | b. childhood viral infections
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| show | d. candida albicans
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| a 4yo child's hair is falling out in patches. the hair fluoresces when subjected to uv light from a wood's lamp. when the hair is cultured a white cottony mold grows at 25C on SDA. Microscopically rare condidia | show 🗑
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| show | d. fungus is usually intracellular
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| show | b. mississippi and ohio river basins
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| a yeast like fungus that grows on cornmeal agar with tween 80 and produces true hyphae and arthrospores only is: a. candida albicans b. geotrichum c. trichosporon d. aspergillus fumigatus | show 🗑
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| the highly fatal arenavirus first described and predominantly occurring in Africa is a. congo-crimean hemorrhagic fever b. lassa fever c. marburg-ebola hemorrhagic fever d. yellow fever | show 🗑
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| negri bodies may be found in brain tissue of humans or animals infected with:a. arenavirusb.filovirusc. measles virusd. rabies virus | show 🗑
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| the virus genus associated with warts isa. bunya virusb. flavivirusc. morbilivirusd. papillomavirus | show 🗑
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| show | c. rubella
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| show | jaundice
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| show | d. varicella zoster
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| show | a. minor mutations over a 1-3yr period
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| opportunistic diseases that are closely assoc wiht the AIDS include all of the following except:a. cryptococcisb. cryptosporidiosisc. malariad. mycobacteriosis | show 🗑
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| show | a. creutzfeld-jakob disease
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| the genome of a virus may consist ofa. amino acidsb. cytoplasmc. DNA or RNAd. mitochondria | show 🗑
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| viruses have been successfully detected by the use of all the following techniques except:a. cytopathic effectb. enzyme linked immunoassayc. growth on selective agar mediad. immunofluorescence | show 🗑
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| herpes simplex virus is assoc with all the following conditions except:a. cold soresb. encephalitisc. genital herpesd. thrush | show 🗑
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| enterobius vermicularis infection is usually diagnosed by findinga. eggs in the perianal specimensb. larvae in fecesc. larvae in perianal specimensd.eggs in feces | show 🗑
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| show | a urine specimen may contain the flagellate:a. balantidium colib. entamoeba colic. trichomonas hominisd. trichomonas tenax
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| show | a. trichinella spiralis
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| show | a. strongyloides stercoralis
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| which of the following is the most important feature in differentiating cysts of entamoeba histolytica from E. dispar?a. number of nucleib. size of the cystc. shape of the karyosomed. cysts cannot be morphologically differentiated | show 🗑
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| which of the following findings in a peripheral blood smear is especially assoc with tissue invading helminths but may also be found in a variety of allergic conditions and other diseases?a. eosinophiliab. leukopeniac. neutropeniad. lymphocytosis | show 🗑
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| show | these organisms are likely to resemblea. leishmania donnovanib. plasmodium falciparumc. toxoplasma gondiid. trypanosoma cruzi
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| show | a. lung
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| diagnosis of pediculosis(louse infection) depends upon detection ofa. eggs attached to hair or clothingb. larvae in domestic surroundingsc. tunnel of insects in skind. specific abs in pt serum | show 🗑
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| a pt with history of human immunodeficiency virus infection presents with a 5 day history of diarrhea and weight loss. a series of stool specimens is collected and examined for the presence of ova and parasites. an acid fast stain on direct smear reveals | show 🗑
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| show | d. malaria
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| a 15um pear-shaped flagellate with a visible parabasal body and falling leaf motility in a direct saline mount of a diarrheal stool specimen is most probably:a. chilomastix mesnilib. enteromonas hominisc. giardia lambliad. trichomonas hominis | show 🗑
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| show | barrel shaped egg with a colorless polar plug at each end?a. ascaris lumbricoidesb. trichurus trichiurac. hymenolepsis nanad. necatur americanus
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| which species of plasmodium may readily be identified when crescent shaped gametocytes are found in stained blood ilms?a. p.vivaxb. p. falciparumc. p. malariaed. p.ovale | show 🗑
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| show | lateral spine. the organism is most likely:a. schistosoma japonicumb. schistosoma mansonic. schistosoma hematobiumd. fasciola hepatica
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| show | a. n. fowleri
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| show | fruits
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| show | b. loaloa
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| show | d. trichinells spiralis
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| which of the following pairs of helminths cannont reliably differentiated by the appearance of their eggs?a. Ascaris lumbricoides and N. americanusb. hymenolepsis nana and h. diminutac. necator americanus and ancylostoma duodenaled. diphyllobothrium latum | show 🗑
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| show | b. trypansoma cruzi
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| the preferred specimen for investigation of intestinal parasites isa. first stool of dayb. 3 specimens collected over several daysc. a specimen a day for 10 daysd. a specimen a day for 3 days | show 🗑
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| show | but can be isolated in well waterembryonated eggs are ingested by humans and develop completely in the intestinal tractclassified as a nematodemebendazole is used to treat this infectiona. enterobius vermicularisb. trichuris trichurac. toxoplasma gondii
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| show | conjunctivitis
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| name the microbehumans infected by contaminated water | show 🗑
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| show | enterobius vermicularis
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| show | double dot forms and multiple organisms in one cellgametocytes take 7-10days to develop and take on crescent or banana-like shapesGiemsa-stained ring forms; rings with double dots
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| name that microbecauses toxoplasmosiscan lead to chronic condition affecting heart and liversymptoms in healthy indiv. resemble infectious mono | show 🗑
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| name that microbemotile | show 🗑
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| name that microbehuman ingest cysts from water | show 🗑
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| name that microbefree living amebaecauses amoebic meningoencephalitisfound in lakes | show 🗑
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| name that microbedisease rare in US | show 🗑
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| show | no microconidiahyphae may be racket or spiralassoc with athlete's foot and jock itch
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| show | microsporum (maybe trichophyton)
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| show | a. a larger volume of growth media is required for fungus vs. bacteria
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| name that fungusgrowth on birdseed agar | show 🗑
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| show | white edge and colorless reverseseptate mycelium with flsk-shaped phialides producing chans of phialoconidiapaint brush formationlinked to keratomycosis
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| name that virusss RNA | show 🗑
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| name that virustransmitted by close contact | show 🗑
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| show | most complex human virusbrick shapedtransmitted by resp. dropletspustules
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| what disease does flavivirus cause and is it DNA or RNA? | show 🗑
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| show | RNAhemorrhagic fever
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| show | RNA
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| show | RNA
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| show | measlesRNA
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| is the mumps and parainfluenza virus DNA or RNA viruses? | show 🗑
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| is the polio and RSV viruses DNA or RNA viruses? | show 🗑
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| show | rhabdovirusRNA
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| show | common coldRNA
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| show | childhood diarrheaRNA
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| show | RNA
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| show | respiratory infectionDNA
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| show | DNA
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| show | DNA
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| show | DNA
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| show | paragonimus westermaniascaris lumbricoidesstrongyloides stercoralis
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| show | elephantitissheathno nuclei in tail
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| what disease does bruglia malayi cause and what is its diagnostic tail characteristics? | show 🗑
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| show | calabar swellings
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| show | blindnessno sheath and no nuclei in tail
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