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The flashcards below were created by user
kyleannkelsey
on FreezingBlue Flashcards.
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What are the general characteristics of parasitic diseases?
- Chronic
- Vector-borne
- Affect the young
- Affect t the underprivileged
- No vaccine or chemotherapy
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What treatments are not available for parasites in general?
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What groups are generally most effected by Parasites?
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How are most parasites spread?
Through vectors
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What are the three required keys for parasitic disease to enter a community?
- Source (carriers of some sort)
- Route of transmission
- Susceptible host
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What are the systems for preventing parasites?
- Reduction of sources
- Education
- Destruction/Control of vector and hosts
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What parasite is a Class 1 carcinogen in Thailand?
Opisthorchis viverrini
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What disease can be caused by Opisthorchis viverrini?
Liver Cancer
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Where is Opisthorchis viverrini found?
Raw Freshwater Fish
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Can you get Opisthirchis viverrini from ocean sushi?
No, it is only found in freshwater fish
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What are the three general groups of parasites?
- Protozoans
- Helminths
- Arthropods
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What parasitic groups are in protozoans?
- Amebas
- Apicomplexans
- Flagellates
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What general group includes amebas, flagellates and apicomplexans?
Protozoans
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Describe the features of Protozoans?
- Microscopic single celled organisms
- Most are motile during some stage
- Nutrients by engulfing food in vacuoles
- Most form resistant cysts to live in environment
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What type of parasites are Arthropods?
Ectoparasites
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What are Helminths?
Worms
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What parasitic groups are included in Helminths?
- Nematodes
- Cestodes
- Trematodes
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Nematodes, Trematodes and Cestodes all belong to what parasitic group?
Helminths
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What is a Trophozoite?
- Any stage in a protozoan's life where they can ingest food
- Also motile stage
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