click below
click below
Normal Size Small Size show me how
Equine Parasites LAT
homework due 11/11/10
Question | Answer |
---|---|
1.What age group do roundworms affect most? | Foals, weanlings & yearlings. |
2.When developing an intestinal parasite program, which types of parasites is it directed for? | Large & small strongyles, ascarids, tapeworms, pinworms, botflies. |
3.Where do ascarids live in the body? | Small intestines. |
4.Qhat is an ascarid? | Roundworm, very large, yellowish white parasite that may pass out in the feces. |
5.which type of parasite attaches to the wall of the stomach? | stomach bot |
6.what is the most common horse parasite? | Small strongyles |
7.what is the infective stage of a redworm? | Third stage larva |
8. what is another name for a redworm? | Large strongyles/ cyathostomes |
9.which parasites can migrate to the lungs and produce damage? | ascarids |
10.how are bots transmitted? | lays egss on skin, then eggs are licked into the mouth, or they may burrow through the skin. |
11. Name two types of parasites that may produce colic? | Tapeworms, small strongyles |
12.when should foals begin to be dewormed? | 4-8 weeks |
13.which type of parasite has developed a resistance to anthelminitics? | Small Strongyles |
14.what is an anthelminitic? | antiparasitics-developed to eliminate parasites, some paralyze the parasite allowing the host to expel them,others prevent nutrient utilization or limit reproductive capabilities thus killing them or stopping their life cycle. |
15.when is a boticide administered? | applied in the fall after the first frost |
16.what drug is commonly used to treat tapeworms? | Praziquantel |
17.what are the clinical signs of pinworms? | Pruritis, hair loss, broken hair on tail, very irritating. |
18. which type of dewormer is given in the fall? | boticide |
19.what is a common roundworm in horses? | parascaris equorum |
20.how does on diagnose pinworms? | cellophane tape |
21.where are tapeworms found in the body? | ileocecal junction |
22.are roundworms viable in the enviroment for very long? | yes, live up to 10 years in pasture. |
23.What is the definition of infarcation? | the development of an infarct. infarct=an area of dying or dead tissue resulting from inadequate blood flow through blood vessels normally supplying the part |
24.What is the definition of intussesception? | an infolding of one part of the intestine into another. |
25. List 3 factors that will increase the risk of ingestion of parasites? | drug selection, treatment schedule, animal management |
26.list 3 control measures to decrease the risk of infection? | minimize number of horses in grazing area, rotate pastures, dispose of manure |
27. What is a common drug used to treat strongyles? | fenbendazole |
28. what is a commonly used drug to treat tapeworms? | praziquantel |
29.what drug is commonly used to treat roundworms? | ivermectin |
30. what is a disadvangtage to a fecal flotation, when trying to identify strongyles? | They all produce similiar eggs. so we just mark them as strongyle type ova. |
31. how can one tell the difference between large strongyles and small strongyles? | small do not migrate beyond the wall of the intestines. |
32. what does fenbendazole treat in dogs,cats, & horses? | Dogs:roundworms,hookworms, whipworms, and tapeworms,lung flukes,lungworms, and Giardia. cats:roundworms,hookworms, tapeworms,lungworms, lung flukes, pancreatic flukes,and Giardia horses:large and small strongyles, pinworms, and roundworms. |
33. what does praziquaintel treat in dogs, cats & horses? | Tapeworms |
34. What does ivermectin treat in dogs, cats, horses? | heartworm- ca/fe, roundworms- all, hookworms-ca/fe, strongyle, ear mites, scabies, demodex in dogs & cats, bots and pinworms in horses. |
35. What does pyrantel pamoate treat in dogs, cats & horses? | Hookworms- ca.fe, roundworms-all, strongyle, pinworms and tapeworms. |