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40 Cards in this Set
- Front
- Back
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what are the two flatworms
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taenia, schistosoma mansoni
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what disease is taenia
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tapeworm infestation
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what is the portal of entry for taenia
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injestion of undercooked meat
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what are taenia larvae called
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cysticerci
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what are cysticerci exactly
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tapeworm cyst containing cysticerci
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what is the specimen for id in taenia
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ova or proglottids in fecal sample
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what are the diagnostic features of taenia
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scolex with suckers and hooks, proglottids with genital pore
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what can be used to distinguish taenia species
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scolex and uterus of gravid proglottids.
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schistosoma mansoni is also known as
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blood fluke
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what is the disease for schistosoma mansoni
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schistosomiasis
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where does schistosomiasis occur
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instestines liver and urinary
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how does schistosome ova reproduce
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they hatch in fresh water and incade aquatic snails where they reproduce asexually. the snail then releases them
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what is the portal of entry for schistosoma mansoni
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penetration of intact skin
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what stage are schistosoma mansoni
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cercariae stage
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where do the cercariae go from injestion
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invade the liver, then move to bowels
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what is the specimen for i.d in schistosoma mansoni
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fecal
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what are the diagnostic features of schistosoma mansoni
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ova has a lateral spine, the female is slender with dark pigment from blood.
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what disease does enterobius vermicularis give
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pinworm infestation
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what is the portal of entry in enterobius vermicularis
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injestion- fecal to oral
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what is the specimen for i.d with enterobius vermicularis
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grahams scotch tape
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what are the diagnostic features of enterobius vermicularis
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clear pin like tail and cephalic region of adult females- thin wall for ova
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ancylostoma caninum disease
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hookworm infestation
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portal of entry for ancylostoma caninum
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skin, typically feet due to infected soil especially at night
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where does ancylostoma caninum go after feet/skin
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circulate to the lungs
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specimen for id in ancylostoma caninum
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fecal
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diagnostic features of ancylostoma caninum
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males are smaller and have bursae to hold the female down during sex
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what disease does ascaris lumricoides
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ascariasis
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what secondary disease occurs in ascaris lumbricoides
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peritonitis
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portal of entry for ascaris lumbricoides
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injestion of ova
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specimen for id in ascaris lumbricoides
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fecal
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strongyloides stercoralis disease
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strongyloidiasis
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what does strongyloidiasis result in
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hyperinfection syndrome
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what is hyperinfection syndrome common in
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immunocompromised individuals
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what is the portal of entry in strongyloid stercoralis
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skin
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where does strongyloid stercoralis go after skin
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lungs resulting in pneumonitis
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what are the specimens for id in strongyloid stercoralis
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sputum, fecal
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what disease does dirofilaria immitis
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dog heart worm
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portal of entry for dirofilaria immitis
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bite from mosquito
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what is the specimen for id
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blood smear with microfilariae
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diagnostic features of dirofilaria immitis
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thread like microfilariae
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