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5 Written questions

5 Matching questions

  1. swine lice
  2. oxyuris equi
  3. onchocerca cervicalis
  4. equine lice
  5. cyathostomes
  1. a equine pinworm.
  2. b small strongyles.
  3. c cause irritation which leads to rubbing and scratching and hair loss. Sucking lice can lead to anemia generally in young foals.
  4. d often show no clinical signs. Can cause itchy lesions, worse in the summer. Adults in ligaments and tendons can cause swelling, pain and lameness.
  5. e treat pigs with ivomec.

5 Multiple choice questions

  1. equine threadworm.
  2. adults are very small 2-9 mm long. Ova are thin shelled, oval and larvated.
  3. 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.
  4. occurs in pigs as well as other livestock species. Not as common anymore.
  5. adults are rarely seen, live in the nuchal ligament and sometimes ligament and tendons of distal extremeties. Microfilaria found in conjunctiva and skin.

5 True/False questions

  1. large strongylesadults 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.


  2. chorioptic mangeadults are tiny with 8 long legs and short unjointed stalks for trumpets at ends of some legs.


  3. equine licetreat pigs with ivomec.


  4. parascaris equorumare a potentially zoonotic parasite if humans ingest infested eggs.


  5. parascaris equorumlarge roundworm of horses.


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