National Board Practice Questions - Quiz 2

  1. An egg (ova) of Pearsonema plica was detected on urine sediment examination of a 4-year-­old neutered male mixed-breed dog with a history of cystitis. How did the dog become infected with this parasite?

  2. A dog presents with severe pruritus. Alopecia, erythematous skin, and hyperkeratosis are evident on the lateral elbows, lateral hocks, and the margins of the pinna. The dog scratches himself repeatedly during your examination, but otherwise appears healthy. What diagnostic test should you perform first?

  3. In recent years, several commercially-available equine dewormers have been modified to include praziquantel. What was responsible for this change?

  4. A litter of 2-week-old kittens presents covered with a huge number of fleas. The kittens are hypothermic, have pale mucous membranes, and appear moribund. Which of the following would not be an appropriate means of managing these kittens:

  5. A client brought in these nematodes after his 6-year-old spayed female indoor/outdoor cat vomited them onto the kitchen floor this morning. How did the cat most likely become infected?

  6. Dogs acquire infection with Hepatozoon sp. upon:

  7. A cat is infested with mites that you identify as Dermanyssus species. You ask the client:

  8. The term “measly beef” refers to the presence of:

  9. Neospora caninum infection in cattle causes:

  10. Infection with which of the following parasites has been associated with head tilt and ataxia in rabbits?

  11. A 2-year-old indoor/outdoor neutered male cat presents with lethargy, depression, and anorexia of two days duration. Physical examination reveals a profoundly icteric, moribund cat with pale mucous membranes and severe dehydration. These organisms were found on blood smear. As you explain your treatment plan and prognosis to the client, she asks if there is anything she can do to protect her four other cats at home from becoming infected. What do you recommend?

  12. Control of Potomac horse fever in unvaccinated horses includes:

  13. A five-year-old horse presents with tail rubbing and anal pruritus. You suspect infection with the equine pinworm, Oxyuris equi. What diagnostic test is preferred to recover the eggs of this parasite?

  14. Treatment of dogs with severe, generalized demodectic mange should always include:

  15. A litter of 2-week-old puppies presents with acute lethargy. On physical examination the puppies are moribund, cold, and have markedly pale mucous membranes. You suspect acute anemia due to hookworm infection. The next step in managing these puppies is:

  16. These eggs were found on fecal flotation from a 10-year-old spayed female indoor/outdoor cat. Is this an unusual diagnosis?

  17. What aspect of the life cycle of Habronema and Draschia spp. accounts for the seasonal pattern seen in cutaneous habronemiasis, or summer sores, in affected horses?

  18. You examine an adult Himalayan cat who has just returned from Panama with his owner. The cat has a persistent, draining wound on the right lateral flank. You sedate the cat to clip the hair and examine the wound and discover several fly larvae, each ~ 1 cm long and bearing two distinct pigmented tracheal trunks. What parasite is this?

  19. Which of the following antiparasitic agents is most suitable for use against immature stages of Fasciola hepatica?

  20. A 4-year-old neutered male outdoor cat from Florida presents with a 2-week history of weight loss, vomiting, and diarrhea. This parasite was produced in the vomitus. What is the most appropriate treatment?