Microbiology 2 final exam CLLS-312
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What is BAP used for | Gpc
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What is Thayer Martin/ Martin Lewis used for | fastidious bacteria
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What is MacConkey used for | GNB
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How to identify S.aureus | Coagulase test
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How to identify N. meningitidis | CTA sugars
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S.pyogenes | Bacitracin
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S.pneumonia | optichin
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S.agalactiae | CAMP
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Malassezia furfur | "spaghetti and Meatballs" KOH prep of skin scrapings. Tinea versicolor
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Hartae werneckii | pigmented septate hyphae. Tinea Nigra
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Tinea Nigra | dark lesions on palms of hands and feet
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Piedraia hortae | found in tropics/Black Piedra/clicking sound when brushing hair
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Trichospora beigelli | warm climates/poor hygiene/ White Piedra/ infects beard, axilla, and grain hair
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Tinea pedis | Athletes foot
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Microsporum, Trichophyton, Epidermophyton, Arthroderma are what | Dermatophytes
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What is Wood's lamp helpful in diagnosing | Tinea capitis
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Tinea imbricata | concentric rings
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Tinea favosa | thick crusts on hair
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Tinea barbae | beard
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Sporothrix schenckii | Rose moss/non healing nodule or ulcer/Dimorphic, pigmented mold
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Philophora Cladosporium Fonsecauea | found in soil and decaying wood/Dimorphic/ sclerotic bodies in tissue/verrucose & may spread to subcutaneous tissue
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Coccidiodes immitus | inhalation of desert soil/valley fever/spherules in tissue/very infectious
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Histoplasma capsulatum | inhalation of bird droppings/histoplasmosis/ spherules with endospores in tissue/wet mounts of sherules
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Histoplasma capsulatum's mold form is called | Arthroconidia
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What causes Valley Fever and is the most virulent fungi? | Coccidioides immitus
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Furrows radiating from center to edge | rugose
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verrucose | wrinkled surface
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What is common about Ascospore, Zygospore, Basidiospore | Reproductive structure produced sexually
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What are the tubular structures seen in mold-form growth of fungi | hyphae
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What is a conidiophore | support structure for conidia
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Infection of the nails | Tinea unguium
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Tinea versicolor | sun spots
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What can cause Tinea cruris (jock itch) | Epidermophyton floccusum
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The name for a fungus that is dark in color or pigmented is | dematiaceous
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Dimorphic | exist in saprophytic mold phase in nature, and pathogenic yeast state in tissue
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The common media of choice for the general cultivation of fungi is | Sabouraud's
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What organism produces "fried egg" colonies on agar within 1-5 days of culture from a genital specimen | Mycoplasma hominis
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Mycoplasma and Ureaplasma | have no cell wall/smallest free living organism known/anaerobic & easy to cultivate
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he infectious form of Chlamydia is | Elementary body
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Borrelia burgorferi causes what | Lyme disease
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Rickettsia rickettsia causes | Rocky Mountain Spotted fever
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Coxiella burnetti causes | Q fever
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Chlamydia psittaci causes | Parrot fever
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Treponema pallidum causes | Syphilis
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Brill-Zinser typhus is caused by what | Rickettsia prowazekii
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What is a characteristic of secondary syphilis | raised red rash
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Rickettsia are transmitted most often by | arthropod vectors
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The Genus of tick vector of Lyme disease is | Ixodes
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Chlamydia is a | Obligate intracellular bacteria
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True or false: Treponemes can cross the placenta | true
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True or false: Wooden shaft swabs should not be used to culture cell wall deficient bacteria | true
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Viruses are generally classified by | Type of genome
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The protein coat of a virus is known as the | capsid
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Glycoproteins on the surface of a viral envelope are used to | identify & bind to receptor sites on the host cell
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Presence of Heterophile antibodies that react with Paul Bunnell RBC antigen is used to test for | Infectious mononucleosis
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Viruses reproduce by | binary fision
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Most routine laboratory testing of viruses consists of | testing serum for antibodies to the virus
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Herpes simplex is what type of virus? | DNA
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Rubella is what type of virus? | RNA
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Polio is what type of virus? | RNA
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Hepatitis B is what type of virus? | DNA
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Poxviriridae causes what? | smallpox
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Rubeola causes what? | measles
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Oncogenic | causes cancer
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nucleocapsid | protein coat and genetic material
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virion | entire viral particle
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Herpesbirdae | CMV
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Flaviviridae | Hepititis C
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Orthomyxoviridae | Influenza A
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Ameoba responsible for amebic dysentery is | Entamoeba histolytica
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E. hystolytica, Iodamoeba butschili, and E. hartmonii are all types of | amoebas
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Giardia lamblia, Chilomastix mesnili and T. vaginalis are all types of | flagellates
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All clinically significant species of Leishmania are transmitted by | sandflies
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Diagnostic phase of Leishmania | amastigote
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The T.cruzi infection is caused by_____ and causes raised, red, lesions called ____. | reduviid bug/chagoma
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Dum dum fever is caused by what organism | L.donovani
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L. donovani | Kalaazar
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L.tropica | Dehli boil
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Tsetse fly | African sleeping sickness
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Diagnostic stage for T.cruzi | trypomastigote
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Diagnostic stage for G.lamblia | cyst or trophozoite
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Diagnostice stage for E.histolytica | cyst or trophozoite
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Largest intestinal round worm | Ascaris lumbricoides
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Whipworm is what | Trichuris trichiura
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E. vermicularis is called | pinworm
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Charaterized by crescent shaped gametocytes and multiple ring forms within RBCs | P. falciprium
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Sever malabsorption & potentially fatal diarrhea in immunocompromised patients. Identified using an acid fast stain | C.parvum
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Infective stage of the malarial parasite is | merozoite
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P. vivax and P. ovale cause | Benign tertian malaria
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P. falciparum cause | blackwater fever
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P. malariae causes | Quartan malaria
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Appropriate infective stage for I.belli is | oocyst
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Appropriate infective stage for B.coli is | cyst
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Diagnostic stage of a blood fluke is | ova/egg
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Recurrent Salmonella infection is common in | S. mansoni
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Elephantiasis is caused by | W. bancrofti
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River blindness | O.volvulus
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C.sinensis is commonly known as | Chinese liver fluke
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almond shaped scolex with 2 lateral sucking grooves and caused B12 deficiency | D. latum
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T.solium | pork tapeworm
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T. saginata | beef tapeworm
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P. westermani | lung fluke
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rugose means | furrows radiating from center
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T.rubrum | red pigmented colonies
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Canidia albicans | thrush
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S. agalacteae belongs to what group | Streptococcus group B
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S.pyogenes belongs to | Group A, beta hemolytic/ necrotizing fasciitis
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Tumbling motility | Listeria species
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Skirrow media | C. jejuni
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S.aureus | Gram + cocci/Coagulase(+), creamy, beta/scalded skin syndrome
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E.faecalis | Bile esculin test
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Pivitol test to distinguish Staph from Strep | catalase-bubbles or no bubbles
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E.coli | oxidase(-), MUG test
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Zygomycetes/Rhizopus | rapid growth/immune-compromised hosts/aseptate hyphae, sporangiospores/ diagnose from direct exam
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aspergillis species | bread mold/bronchial inf./septate hyphae, fruiting head with phillaides "fungus ball"/silver stain
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Cryptococcus neoformans | inhaled bird poop/cryptococcal meningitis in AIDS patients/pleomorphic/India ink
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India ink | for yeast with capsule
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Paracoceidioides | inhalation of spores/Mickey mouse ears
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Blastomyces dermatidis | soil from beaver ponds/verroucous skin infection, deforming scars/thick refractile cell wall on yeast form/lollipop conidia
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