5 Written questions
4 Matching questions
- trichuris suis and strongyloides ransomi
- sarcoptic mange
- parascaris equorum
- ascaris suum
- a 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.
- b occurs in pigs as well as other livestock species. Not as common anymore.
- c adults are very large. Males 15-28 cm and females 50 cm long. Eggs have a spherical rough shell, dark amber to brown. Ova survives in evironment for years.
- d pig whipworms.
5 Multiple choice questions
- used to be an important zoonotic disease but not so common now due to public awareness.
- affects all ages. May cause anal pruritis, rubbing bum, broken tail hairs, rat tail.
- females 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.
- often see no clinical signs. Young foals show more signs; acute diarrhea, coughing. Skin lesions are very rare.
- seen mostly in heavy horses with heavily feathered legs. Spend their entire life cycle on the horse. Transmission is by direct contact and sometimes by grooming objects.
5 True/False questions
cyathostomes → strongylus vulgaris, strongylus edentatus, strongylus equinus are types of....
trichnella spiralis → often show no clinical signs. Can cause itchy lesions, worse in the summer. Adults in ligaments and tendons can cause swelling, pain and lameness.
chorioptic mange → cause severe pruritis. Infestation of lower limbs can cause foot stamping. Can also infect the tail head region in horses.
strongyloides westeri → a parasite which invades the spinal cord and causes a disease called equine protozoal myeloencephalitis.
cyathostomes → quest gel dewormer has been shown to be effective against encyted small strongyles.