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26 Cards in this Set
- Front
- Back
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What are helminths?
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worms found primarily in the GI tract, liver, lungs, and circulatory system
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Name the two major helminth groups
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Nematodes and platyhelminths
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__________ are cylindrical and nonsegmented, and may be referred to as roundworms
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Nematodes
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Nematodes inhabit the stomach and intestines of domestic __________, wild ________, and ________
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animals, animals, birds
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_________nematodes are transmitted by arthropods
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filarial
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___________ are flattened and may be referred to as flatworms
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Platyhelminths
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Flatworms are divided into ________ and ________
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cestodes (tapeworms) and trematodes (flukes)
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Antihelmintics kill what type of parasites?
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worm parasites
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Antihelmintics are divided into _______, __________, and ________
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antinematodal, anticestodal, and antitrematodal
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the drug's ___________ dictates it's route of administration
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solubility
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there are ______ groups of antinemotodal drugs, but some drugs are in several of these groups
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6
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benzimidazole antinematodal drugs are excellent against nematodal ____________
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infestations
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___________ antinemadotals are believed to work by interfering with energy metabolism of the worm
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benzimidazole
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What is the main benzimidazole?
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thiabendazole
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Why is thiabendazole the main benzimidazole?
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its effectiveness and low toxicity
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Animals take all benzimidazoles ________, either as a paste, a granular powder, or a solution
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orally
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it is advantageous to take repeated doses of benzimidazoles because.....
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of their slow killing process
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List some side effects of benzimidazoles
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v+,d+, lethargy
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Name some other benzimidazoles other than thiabendazole:
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oxibendazole, mebendazole, fenbendazole, and oxfendeazole
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Which benzimidazole works against ascarids and strongyles. It also has antifungal and anti-inflammatory effects that make it suitable for otic preparations
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thiabendazole
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Which benzimidazole is used as a horse dewormer and in combination products for dogs? In dogs, liver toxicity has been noted with this product. An example is EQ Equine Wormer Paste
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Oxibendazole
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Which benzimidazole is a granular powder used in dogs and horses to treat ascarid, hookworm, and cestode infections? An example is Telmintic. Liver toxicity has been noted with this product
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Mebendazole
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What benzimidazole is used in small animals, food animals, and horses; has a wide spectrum of activity (including nematodes, hookworms, whipworms, and the cestode taenia pisiformis in small animals) in small animals.
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Fenbendazole
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What may be used to treat metronidazole-resistant giardiasis, has caused v+ and d+, and is not approved for use in lactating dairy products becuz of withdrawal issues?
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Fenbendazole
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What is an example of Fenbendazole (which is found in a variety of forms including granules, suspensions, and pastes)
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Panacur
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______________ are examples of probiotics
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probenzimidazoles
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