_________ is the stude of parasitic organisms mainly protozoa and helminths
Parasitology
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________ is where the parasite reaches sexual maturity
Definitive host
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_________ is another organism in which the parasite can live
Intermediate host
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__________ is a host where the parasite can survive but can't continue its life cycle
Incidental host
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Protozoa are _______ between 1um and 150um and can live in most environments
Unicellular
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A cell from which gametes develop by meiotic division, especially a spermatocyte or an oocyte
Gametocyte
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The only cilliates pathogenic to humans is _________
Balantidum
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Balantidium coli causes ________
Severe diarrhoea
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A common _____ is Giardia Lamblia and is a fairly benign GI illness, and is common where clean water isn't available
Flagellates
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A common ________ is Leishmania spp which can cause sores on the skin and also affects the internal organs, it is usually found in dogs and transmitted via sand flies
Flagellates
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A common _________ is Trypanosoma brucei, also known as sleeping sickness and found in sub saharan africa and transmitted by the tetse fly, ultimately causing CNS damage
Flagellates
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Entamoeba Histolytica is an Amoeba and ___ show symptoms, which include bloody diarrhoea and dysentery
1/10
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Brain eating amoeba
Naegleria fowleri
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This amoeba is commonly found in warm freshwater, and causes primary amoebic meningoencephalitis when it enters via the nose
Naegleria fowleri
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The ________ are non motile, they lack flagella, cillia and pseudopods
Sporozoa
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___________ is the most deadly form of malaria parasite and is transmitted by the female anopheles mosquito
Plasmodium falciparum
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Fever, chills, headache and vomiting are the first signs of ____, which is a sporozoa transmitted by anopheles mosquito
Malaria
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Toxoplasma gondii is a _________
Sporozoa
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The ___________s are worm-like parasites
Helminths
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African eye worm, is a type of roundworm known as _______ and can inhabit humans for months before eventually crawling across the eye, transmitted by the dear fly
Loa Loa
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The deer fly chrysops silacea transmits this roundworm
Loa Loa
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Tapeworm is the common name for ________
Cestode
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The most common tapeworms are taenia saginata and taenia solium which are ________________
Beef and pork worms
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As the segments of the tapeworm grow further from the head, they
Mature and form sexual organs
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If meat is contaminated with faeces, the human can become the _________ host of tapeworm by ingesting eggs and the larvae form cysts in tissue
Intermediate
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__________, a type of fluke, causes schistosomiasis 'snail fever'`
Schistosoma spp
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Fasciola hepatica uses a freshwater snail as an intermediate host, humans become the definitive host by
Eating contaminated vegetation
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Fasciola hepatica is a ________ that causes hepatitis in humans
Fluke
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Other cards in this set
Card 2
Front
________ is where the parasite reaches sexual maturity
Back
Definitive host
Card 3
Front
_________ is another organism in which the parasite can live
Back
Card 4
Front
__________ is a host where the parasite can survive but can't continue its life cycle
Back
Card 5
Front
Protozoa are _______ between 1um and 150um and can live in most environments
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