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5 Written questions

5 Matching questions

  1. strongyloides westeri
  2. large strongyles
  3. parascaris equorum
  4. ascaris suum
  5. oxyuris equi
  1. a ingest larvated ova. Ova hatches and migrates to the liver, heart and lungs. Coughed up then swallowed as mature adult.
  2. b can interfere with the growth and development of pigs. Can migrate to the liver and cause "milk spots" which are not likely significant. If they migrate to the lungs they can cause respiratory disease.
  3. c adults live in large bowel, pass eggs in feces. Ingested by horse and penetrate teh gut wall. Migrate through abdomen. Enter the mesenteric artery and cause verminous arteritis.
  4. d male adults are small 12 mm and not usually seen but females can be up to 6 inches long, pale with white pin-like tail. Ova are pale, elongated with 1 flattened side and operculum on 1 end.
  5. e larva are ingested or penetrate the skin. Pass vascularly to the lungs which are then coughed up and swallowed as mature adults. May be passed transmammary to foals.

5 Multiple choice questions

  1. used to be an important zoonotic disease but not so common now due to public awareness.
  2. mainly a winter problem. can survive 2-3 days off of the host. Lay nits on hair shaft. They are host specific and transmitted by direct contact.
  3. neck threadworm.
  4. treat pigs with ivomec.
  5. pig whipworms.

5 True/False questions

  1. eqvalan, panomec, questmainly a winter problem. can survive 2-3 days off of the host. Lay nits on hair shaft. They are host specific and transmitted by direct contact.

          

  2. oxyuris equifemales produce a large number of eggs that are very resistant to environmental conditions. Adults live in small intestines. Penetrate gut and travel thru blood to lungs and enter airways. Coughed up and swallowed into the gut where they become adults.

          

  3. ascaris suummale adults are small 12 mm and not usually seen but females can be up to 6 inches long, pale with white pin-like tail. Ova are pale, elongated with 1 flattened side and operculum on 1 end.

          

  4. botsbest to deworm after the first frost in the fall when adults are dead.

          

  5. tapewormsanaplocephala/paranaplocephala

          

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