Term
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Definition
| Parasite that wanders from usual site of infection into an organ or location where it does not normally live. Ex: Cuterebra species may wander from skin of dogs/cats to cranial vault. |
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Term
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Definition
| Thorny-headed worms; elongated, unsegmented, cylindric worms. Possess a spiny proboscis (appendage) on their anterior ends. |
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Term
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Definition
| Compounds designed to kill mites and ticks. |
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Term
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Definition
| Insecticide used to kill adult insects. |
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Term
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Definition
| Referring to the absence of immature filarial (slender nematode worms) parasites. |
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Term
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Definition
| A large phylum of segmented worms. Ex: leeches, ringworm. |
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Term
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Definition
| Compounds designed to kill roundworms, tapeworms, flukes and thorny-headed worms. |
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Term
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Definition
| Compounds designed to kill protozoan organisms. |
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Term
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Definition
| Joint-legged invertebrate animals. All have eight legs. Ex: spider |
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Term
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Definition
| Parasitic nematode worms. |
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Term
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Definition
| An association in which one member benefits and the other is neither benefited nor harmed. Ex: Sharks and remora, which attaches to the underside of the shark and eats its food scraps. The shark is not harmed. |
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Term
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Definition
| May refer to different organisms in different places. Common names may differ in various parts of the world. Ex: dog |
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Term
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Definition
| Host that harbors the adult, sexual or mature stages of the parasite. Ex: A dog is the definitive host for mature male and female heartworms. |
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Term
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Definition
| A parasite that lives on the body of the host. Ex: cat or dog fleas |
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Term
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Definition
| Parasite living within the body of the host. Ex: heartworm in a dog. |
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Term
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Definition
| Parasite that wanders from usual site of infection into an organ or location where it does not normally live. Ex: Cuterebra species. |
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Term
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Definition
| Parasite with a very broad host range. Ex: Toxoplasma gondii |
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Term
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Definition
| Free-living parasites that can become parasitic in certain hosts. Ex: Pelodera strongyloides (roundworm) |
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Term
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Definition
| Organisms that are non-parasitic but can become parasitic in certain hosts. Ex: roundworm |
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Term
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Definition
| The group a particular type of animal, parasite or plant belongs to. Ex: Canis |
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Term
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Definition
| Parasitic worms. Ex: tapeworms |
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Term
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Definition
| A parasite that will only infect one type of host. Ex: Eimeria tenella in chickens |
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Term
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Definition
| Member in which the parasite resides. May be harmed by the parasite. Ex: dog |
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Term
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Definition
| Parasite that occurs in a host in which it does not normally live. Ex: humans infected with the larval stages of canine heartworm. |
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Term
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Definition
| Invasion of the host organism's body tissues by disease causing agents. Ex: endoparasitism |
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Term
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Definition
| The state of being overrun or invaded by pests or parasites. Ex: Infestation by fleas |
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Term
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Definition
| Class of Arthropoda, usually segmented with external covering, pair of compound eyes, antennae, three pairs of mouthparts and two pairs of wings. Ex: fruit fly |
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Term
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Definition
| Compounds designed to kill insects. |
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Term
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Definition
| Host that harbors the larval, juvenile, immature or asexual parasite. Transfers the parasite from one definitive host to another. Ex: female mosquito is the intermediate host for larval heartworms |
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Term
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Definition
| Type of female nematode that retains her eggs within the uterus and produces live, first-stage larvae. Ex: certain insects and nematodes |
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Term
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Definition
| The development of a parasite through various life stages. Ex: Cycle of heartworm: 1) contaminated mosquito infects a dog while sucking blood 2) larvae mature within 5 months into adult worms in the heart and adjacent blood vessels 3) adult female gives bith to microfilariae, microfilariae travel through the blood stream 4) mosquitos ingest microfilariae while sucking blood from infected dogs |
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Term
| Linnean Classification Scheme |
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Definition
| Classification scheme divided into kingdom, phylum, class, order, family, genus, species. Ex: Kingdom-Animalia; Phylum-Chordata; Subphylum-Vertebrata; Order-Carnivora; Family-Canidae; Genus-Canis; Species-familiaris |
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Term
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Definition
| Dewormer that kills the immature filarial worm. |
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Term
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Definition
| A parasite that will only infect one type of host. Ex: Eimeria tenella in chickens. |
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Term
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Definition
| An association in which both organisms in the symbiotic relationship benefit. Ex: protozoans in the rumen of the cow |
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Term
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Definition
| Round worm; elongated, unsegmented, cylindrical worms. |
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Term
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Definition
| Parasite not capable of free-living existence; must lead a parasitic existence. Ex: D. immitis, canine heartworm |
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Term
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Definition
| Type of nematode reproductive organ that connects the tubular ovaries to the uterus. |
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Term
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Definition
| Type of nematode egg that contains a first-stage larva. |
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Term
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Definition
| An organism that lives in or on another organism (its host) and benefits by deriving nutrients at the host's expense. |
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Term
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Definition
| The parasite is present on or within the host and is potentially pathogenic, but the animal does not exhibit outward signs of the disease. |
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Term
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Definition
| The study of parasitic relationships affecting domesticated, wild, exotic and laboratory animals as well as parasites that can be transmitted directly from humans to animals. |
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Term
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Definition
| Parasite is present on or within the host and does produce obvious injury or harm to the host animal. |
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Term
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Definition
| Chemical compounds, both simple and complex, used to treat specific internal and external parasites. |
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Term
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Definition
| Specific type of intermediate host where the parasite does not undergo development but remains arrested within the host's tissues. |
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Term
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Definition
| Disease-causing potential. |
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Term
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Definition
| Parasite that can make frequent short visits to the host to obtain nourishment or other benefits. |
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Term
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Definition
| Smaller member of the symbiotic relationship is mechanically carried about by the larger member. |
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Term
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Definition
| Flatworms; unsegmented, soft-boded invertebrates. |
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Term
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Definition
| Unicellular organisms that may be flagellates, amobae, sporozoans, apicomplexans or ciliates. |
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Term
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Definition
| Living creatures or objects that are not parastic but may be erroneously identified as parasites. |
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Term
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Definition
| A vertebrate host in which a parasite or disease occurs in nature and is a source of infection for humans and domesticated animals. |
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Term
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Definition
| Name given to a parasite: Composed of two Latin words, written in italics. First part of the name is the genus name, second is the specific epithet. |
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Term
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Definition
| The second part of the scientific name of an organism that indicates the type of animal itself. |
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Term
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Definition
| A parasite with a narrow host range. |
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Term
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Definition
| Describes any association, either temporary or permanent, between at least two living organisms of different species. |
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Term
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Definition
| Specific type of intermediate host where the parasite does not undergo development but remains arrested within the host's tissues. |
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Term
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Definition
| Flukes; Flattened, leaf-shaped endoparasites of the GI tract. Can also infect lungs and blood vasculature. |
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Term
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Definition
| Insect that transmits a disease. |
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Term
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Definition
| Any disease or parasite that is transmissible from animals to humans. |
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