1781188
Description
Flashcards by Aryelle Hansen, updated more than 1 year ago
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Created by Aryelle Hansen
almost 11 years ago
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| Question | Answer |
| severe ameobic dysentary | entamoeba hystolytica |
| eat red blood cells 1-4 nuclei | entamoeba hystolytica |
| ring and dot appearance from peripheral chromatin and central karyosome | entamoeba hystolyica |
| deposits eggs on perianal region | enterobius vermicularis |
| D shaped eggs | enterobius vermicularis |
| -cellophane tape test | enterobius vermicularis |
| encephalitis caused by water up the nose | naeglaria fowlerii |
| warm pond water | naeglaria fowlerii |
| troph form is flagellated | giardia lambia |
| cysts of this parasite can survive in cold water | giardia lambia |
| eats red blood cells up to 8 nuclei | entamoeba coli |
| entamoeba with eccentric karyosome | entamoeba coli |
| contaminated produce causes diarrheal disease | cyclospora |
| cats eat mice contaminated with this alters way host thinks and acts | taxoplasma ghondii |
| worst form of malaria | plasmodium falciparum |
| banana shaped gametocytes | plasmodium falciparum |
| multiple delicate ring trophs and rings can have 2 chromatin dots | plasmodium falciparum |
| most common form of human malaria | plasmodium vivax |
| ameboid trophs | plasmodium vivax |
| largs gametocytes in large, young red blood cells | plasmodium vivax |
| plasmodium that has schizonts with 12-24 merozoites | plasmodium vivax |
| larvae found in the muscle of carnivorous animals | trichinella spiralis |
| where do adults of trichinella spiralis live? | the intestine |
| trophs in band and basket form | plasmodium malariae |
| malaria with a 72hr. periodicity | plasmodium malariae |
| plasmodium that has schizonts with 6-12 merozoites | plasmodium malariae |
| what are the two types of hyphae | aerial vegitative |
| hyphae which extend above surface and may support reproductive structures | aerial hyphae |
| hyphae which extend into media and absorb nutrients | vegitative hyphae |
| what is pigmented hyphae called | dematiaceous |
| non pigmented hyphae is called | hyaline |
| what are the three types of sexual spores | ascospores basidiospores zygospores |
| asexual simple budding spores | blastoconidia |
| round, thick walled resting spores | chlamidoconidia |
| rectangular thick walled cells from fertile hyphae sex or asex? | arthroconidia asexual |
| spores in a sac at the end of a hyphae sex or asex? | sporangio spores asexual |
| what does woods lamp cause to flouresce | microsporum audouinii |
| what does KOH do in a fungal preparation? | it breaks down keratin allowing fungi to be seen more easily |
| Calcophor stain has an affinity for what part of the fungi? | chitin and cellulose |
| what are the three functions of lacto-phenol-cotton blue stain | lacto = preserves fungal structures phenol = kills fungus cotton blue = stains fungus |
| what do you use india ink to detect? what organism? | encapsulated organisms in cryptococcus neoformans |
| antler and raquet shaped hyphae | microsporum audouini |
| produces a perpendicular peg like invasion in the hair shaft | trichophyton mentagrophytes |
| produces rhizoids | Rhizopus |
| produce opportunistic infection in neutropenic patients | aspergillus fumigatus |
| budding yeast capsules stain with india ink | cryptococcus neoformans |
| yeast cells may be seen within monocytes and macrophages | histoplasma capsulatum |
| produce tuberculate or wart-like macroconidia | histoplasma capsulatum |
| rough, thick walled, spindle -shaped macroconidia causes hair and skin infections | microsporum gypseum |
| produces germ tube in 3 hours | candida albicans |
| beaver-tail macroconidia | epidermophyton floccosum |
| mariner's wheel, lollypop, or mickey mouse budding yeast at 37 degrees C | paracoccidiodes brasiliensis |
| infection causes nodules along infected lymph ducts | sporothrix schenckii |
| rose garener's disease | sporothrix schenckii |
| brown on birdseed agar | cryptococcus neoformans |
| couliflower-like skin lesions | Fonsecaea |
| arthroconidia for spherules with endospores in the lung | coccidioides immitis |
| produces endothrix hair invasion | trichophyton tonsurans |
| produces cleistothecia, closed sacs filled with ascospores | pseudallescheria boydii |
| yeast in tissues produce large double-contoured walls | blastomyces dermiditis |
| produces red pigment on potato dextrose agar | trichophyton rubrum |
| produces subcutaneous chromoblatomycosis | phialophora verrucosa |
| cyst cell walls, found in bronchial samples, stain black or fluoresce with calcofluor white | pneumocystis jiroveci |
| what organism is green on chromogenic agar | candida albicans |
| what organism is metallic blue on chromogenic agar | candida tropicalis |
| what organism is rose colored on chromogenic agar | candida krusei |
| what is the reactive ingredient in chromogenic agar which the organism's enzymes process | chromophore |
| what does cycloheximide do in Sabourauds Dextrose Agar | may be added to inhibit growth of environmental fungi |
| agar used for more fastidious fungi | Brain Heart Infusion agar with blood |
| agar used to observe chlamydospore formation by candida albicans | cornmeal agar with tween 80 |
| selective, differential medium for isolation and identification of cryptococcus neoformans from other yeasts | Birdseed agar |
| organism which converts substrate in niger seeds to a dark melanin-like pigment producing a brown color on Birdseed agar | cryptococcus neoformans |
| replaces carbohydrate utilization testing, an agar | Chromogenic Agar |
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