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35 Cards in this Set
- Front
- Back
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fly strike
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1.Lucilia cuprina (90%)
2.Chrysomya rufifacies 3.Calliphora stygia |
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Sheep ked
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Melophagus ovinus (flies without wings)
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Pulled wool
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-damalinia ovis (B.louse)
-psorergates ovis (mites) |
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Lice that can live 3 weeks on the pasture
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linognathus pedalis (S.louse)
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Itch mite of sheep
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psorergates ovis
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Queensland Itch
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culicoides brevitarsis
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Transmit bluetongue
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Culicoides brevitarsis
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Transmission via riding & grooming equipments
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haematopinus asini
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Human fleas occurs on pig
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pules irritans
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vector of dirofilaria immltis in dogs
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Culex, aedes, anopheles
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Vector of dipylidium caninum in both dogs and cats
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ctenocephalides felis and ctenocephalides canis
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paralysis tick
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Ixodes holocyclus
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vector of babesia canis
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ripicephalus sanguineus
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elongate mite
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demodex canis
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common cause of mange in dogs
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sarcoptes scabiei (mites)
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march flies
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Tabanus
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Vector of Stephanofilaria
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haematobia exigua (flies)
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Bush tick
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haemaphysialis longicornis
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Cattle tick
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Boophilus microplus
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Barn itch
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Chorioptes bovis
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Bot flies in horses
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Gasterophilus haemorrhoidolis
G. intestinalis G. nasalis |
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Common features of INSECTA
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3 pairs of legs
Head, Thorax, Abdomen, Antennae with/without wings |
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Aedes, Anopheles, Culex are important vectors for ...
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Dirofilaria immitis
Malaria |
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Flies whose larvae are parasitic
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Bot flies
-Gasterophilus spp (Horses) -Oestrus ovis (sheep nasal) -Hypoderma (Cattle) |
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Which stage of bot flies are parasitic?
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Larbal stage (3 stages in host)
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How to treat Gasterophilus spp?
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Use organophosphates or macrocyclic lactones (ivermectin)in winter when flies are absent
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How to treat Oestrus ovis?
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use organophosphates, macrocyclic lactones, trematocides
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How to treat hypoderma?
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spray on organophosphates when larvae have reached the back of cattle
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How to control Haematobia exigua?
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Haematobia exigua = the buffalo fly
-fly traps -ear tags inpregnated with insecticides -insecticide which persist in dung |
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What condition makes breech strike more susceptible?
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-soiling of fleece by urine/feaces
-wrinkles -scouring due to nematodes |
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What condition makes body strike more susceptible?
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-fleece rot
-prolonged wetting of skin -low was content of fleece -winkles -pseudomaonas spp |
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How to control blow fly strike?
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1. Render sheep less susceptible (Mules operation, cruching, etc)
2. Reducing fly number (genetic manipulation, fly traps, chemicals etc) |
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How to control treatment of ctenocephalides?
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1. Repellents
2. Insceticides - OPs 3. Growth regulators -topical -lufenuron 4. Flea salivary antigen injection |
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How to treat Demodex canis?
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Amitras
Ivermectin |
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Common features of arachnids
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-4 pairs of legs
(3pairs in larva) -no antennae -no wings -body divided into 2 parts |
