Multiple Choice Questions PDF

**MULTIPLE CHOICE:** 1. What season are lice usually a problem? a. **Winter** b. Spring c. Summer d. Fall e. All year round 2. What is the best diagnostic test for *Fasciola hepatica* in cattle*?* f. Fecal flotation g. **Fecal sedimentation** h....

**MULTIPLE CHOICE:** 1. What season are lice usually a problem? a. **Winter** b. Spring c. Summer d. Fall e. All year round 2. What is the best diagnostic test for *Fasciola hepatica* in cattle*?* f. Fecal flotation g. **Fecal sedimentation** h. Superficial skin scraping i. None of the above 3. Which of the following is a lungworm affecting cattle? j. *Dictyocaulus filaria* k. ***Dictyocaulus viviparous*** l. *Dictyocaulus arnfieldi* m. *Dictyocalus vulgaris* 4. Which of the following is FALSE regarding *Cystoisospora suis* infection in pigs? n. It is most pathogenic in piglets less than 2 weeks old. o. 1 week old piglets can be treated with Toltrazuril. p. **It has low morbidity but high mortality**. q. Hygiene is an important control measure. 5. Which of the following is a mite that affects cows, sheep, horses and pigs? r. Chorioptes spp. s. **Sarcoptes spp.** t. Demodex spp. u. Psorptes spp. 6. What species of fly is involved in the transmission of *Moraxella bovis* (pink eye)? v. *Stomoxys calcitrans* w. *Hypoderma bovis* x. *Haematobia irritans* y. ***Musca autumnalis*** 7. Which of the following is a cestode affecting poultry? z. *Anoplocephala perfoliata * a. *Taenia saginatta * b. *Taenia solium * c. ***Davainea proglottina *** d. *Thysanosoma spp * 8. With which of the following species of ticks is tick paralysis a concern? e. Otobius megnini f. **Argas spp.** g. Dermacentor variablis h. None of the above 9. Where in the host's body is *Hyostrongylus rubidus* found? i. **Stomach** j. Small Intestine k. Large Intestine l. Liver m. Muscle 10. Which of the following is a nematode affecting the respiratory system of poultry? n. *Dictyocaulus filaria* o. *Metastrongylus spp.* p. *Muellerius spp.* q. ***Synagmus trachea*** r. *Dictyocaulus arnfieldi* s. *Protostrongylids* 11. Which of the following would be the most appropriate choice for treatment of *Oesophagostomum spp*? t. Levamisole u. Benzimidazoles v. Pyrantel w. **Macrocyclic Lactones** 12. Which of the following is the best treatment option for *Prosthogonimus macrorchis* infection in poultry? x. Praziquantel y. Benzimidazoles z. Ivermectin a. Pyrethroids b. **None of the above** 13. Which of the following best describes a sheep's role in the lifecycle of *Fascioloides magna?* c. Definitive Host d. Intermediate Host e. **Dead End Host** f. Paratenic Host 14. Where are the eggs of *Melophagus ovinus* found? g. In the environment h. At the base of the hair i. At the tip of the hair j. **None of the above** 15. What is the best treatment option for lice infestations in large animal operations? k. Treat only affected animal (lice don't survive in the environment). l. Euthanasia m. **Treat affected animal + clean the environment** n. Treat all animals + clean the environment 16. Which of the following fly species are involved in the transmission of equine stomach worms (*Drascheia & Habronema)?* o. *Gasterophilus spp.* p. ***Stomoxys calcitrans*** q. *Musca autumnalis* r. *Haematobia irritans* 17. Which of the following cestodes is NOT zoonotic? s. *Taenia saginatta* t. ***Taenia ovis*** u. *Taenia solium* v. All are zoonotic w. None are zoonotic 18. *Strongyloides suis* is typically a parasite of pigs in which stage of development? x. Gestation / breeding y. Farrowing z. **Nursing** a. Grower / Finish 19. Which of the following is considered an invasive tick to Canada? b. *Dermacentor albipictus* c. *Otobius megnini* d. *Ixodes scapularis* e. ***Haemophysalis longicornis*** 20. What season are mites typically a problem in large animal operations? f. Fall g. Spring h. **Winter** i. Summer j. All year 21. What season should I treat my animals for lice? k. **Fall** l. Spring m. Winter n. Summer o. All year 22. Which of the following is a nematode affecting the respiratory system of swine? p. *Dictyocaulus filaria* q. ***Metastrongylus spp.*** r. *Muellerius spp.* s. *Synagmus trachea* t. *Dictyocaulus arnfieldi* u. *Protostrongylids* 23. What species of mite is notifiable in Canada? v. Chorioptes spp w. Sarcoptes spp. x. **Psorptes spp.** y. Demodex spp. 24. In addition to cattle, what other large animal species can *Fasciola hepatica* infect? z. Sheep a. Horses b. Pigs c. **All of the above** d. None of the above 25. What would be the best method of treatment of *Trichinella spp* infection in animals? e. Pyrantel f. Closantel g. Ivermectin h. Benzimidazoles i. **None of the above** 26. Where in the host's body does the fluke *Prosthogonimus macrorchis* primarily inhabit? j. **Oviduct** k. Liver l. Bile Duct m. Small intestine 27. Which of the following is the most important cause of abortions in Canadian cattle? n. ***Neospora caninum*** o. *Toxoplasma gondii* p. *Sarcocystis* q. *Tritrichomona foetus* 28. Which of the following species is reportable to the CFIA? r. *Moniezia spp* s. ***Taenia saginatta*** t. *Paranoplocephala mammillana* u. None of the above 29. What species of mite is part of an animal's normal flora? v. Chorioptes spp w. Sarcoptes spp. x. Psorptes spp. y. **Demodex spp.** 30. What is the infective stage of *Balantidium coli?* z. Trophozoites a. **Cysts** b. L1 c. L3 31. Which of the following is a cestode affecting horses? d. ***Anoplocephala perfoliata *** e. *Taenia saginatta * f. *Taenia solium * g. *Davainea proglottina * h. *Thysanosoma spp * 32. Which of the following is considered the most important parasitic nematode in Canadian cattle? i. ***Ostertagia ostertagi*** j. *Haemonchus placei* k. *Strongyloides papillosus* l. *Oesphagostomum spp.* m. None of the above 33. What would be the best method to diagnose a *sarcoptes* infestation in my cow? n. **KOH digest of multiple deep skin scrapings** o. KOH digest of superficial skin scrapings p. Fecal flotation q. Fecal sedimentation r. None of the above. 34. Which of the following are "bed bugs"? s. *Ceratophyllus gallinae* t. *Erystalis tenex* u. ***Cimex lectularis*** v. *Goniodes meleagris* 35. Where in the host does *Balantidium coli* inhabit? w. Small intestine x. **Large Intestine** y. Stomach z. Rectum 36. Which of the following are responsible for "Sweet Itch" in horses? a. *Chorioptes spp.* b. *Damalinia (Werkeniella) equi* c. ***Culicoides spp.*** d. *Melphagus ovinus* 37. What season do you treat sheep for *Fasiola hepatica?* e. Winter f. Spring g. Summer h. **Fall** 38. Which of the following statements regarding *Ascaris suum* is FALSE? i. Females can produce 200,000 eggs per day. j. It typically affects 2--5-month-old pigs. k. It has a direct lifecycle. l. L3 is the infective stage of this parasite. m. **Piglets can be transplacentally infected but there is no trans-mammary infection.** 39. Which of the following serves as the intermediate host for ***Anoplocephala spp?*** n. Snails o. **Free-living mites** p. Horses q. Sheep r. None of the above 40. Which of the following protozoa species are NOT considered zoonotic? s. *Toxoplasma gondii* t. ***Histomonas meleagridis*** u. *Giardia* v. *Cryptosporidium parvum* w. *Balantidium coli* 41. Which of the following flies produces a salivary toxin that causes vascular damage? x. *Gasterophilus spp* y. ***Simulium spp*** z. *Haematobia irritans* a. *Musca autumnalis* 42. Which of the following is a lungworm affecting horses? b. *Dictyocaulus filaria* c. *Dictyocaulus viviparous* d. ***Dictyocaulus arnfieldi*** e. *Dictyocalus vulgaris* 43. What is the definitive host for *Taenia saginatta?* f. Cattle g. Sheep h. **Humans** i. Pigs j. Horses 44. Which of the following species are notifiable in Canada? k. *Cimex lectularis* l. ***Psoroptes spp.*** m. *Dermacentor albipictus* n. *Sarcoptes scabei var. suis* 45. Which of the following is a lungworm affecting sheep? o. ***Dictyocaulus filaria*** p. *Dictyocaulus viviparous* q. *Dictyocaulus arnfieldi* r. *Dictyocalus vulgaris* 46. How many hosts does *Dermacentor albipictus* require in order to complete its lifecycle? s. **One** t. Two u. Three v. Four 47. Which of the following is NOT a nematode affecting the respiratory system of sheep? w. *Dicytocaulus filaria* x. *Muellerius spp.* y. *Protostrongylus spp* z. ***Metastrongylus spp*** 48. Which of the following statements regarding *Trichinella spp* is TRUE? a. *Trichinella nativa* is present in commercial swine. b. *Trichinella spiralis* larvae are resistant to freezing. c. **Walruses serve as a wildlife reservoir for *Trichinella nativa.*** d. The infective stage is L3 found in the feces of infective hosts. 49. Which species of tick can cause a red meat allergy in people, known as alpha gal syndrome? e. *Haemophysalis longicornic* f. ***Amblyomma americanum*** g. *Dermacentor albipictus* h. *Dermacentor andersoni* i. *Ixodes scapularis* 50. Which of the following is a cestode affecting pigs? j. *Anoplocephala perfoliata * k. *Taenia saginatta * l. ***Taenia solium *** m. *Davainea proglottina * n. *Thysanosoma spp * 51. Which of the following serves as the intermediate host for ***Dicrocoelium dendriticum?*** o. Slugs p. Free-living mites q. Earthworms r. **Ants** s. None of the above 52. Which of the following is NOT a trematode? t. *Prosthogonimus macrorchis* u. ***Balantidium coli*** v. *Fasciola hepatica* w. *Dicrocoelium dendriticum* 53. Which of the following is CORRECT regarding Coccidiosis in pigs? x. *Eimeria* causes severe disease in piglets less than 2 weeks old. y. *Eimeria* spp. Is the primary cause of high mortality in piglets. z. ***Cystoisospora* causes diarrhea, dehydration and high morbidity in young pigs.** a. *Cystoisospora* *suis* infection can lead to blood diarrhea in adult pigs. 54. Which of the following non-GI nematodes has an indirect life cycle ? b. *** **Dictyocaulus filaria* c. *Synagmus trachea * d. ***Metastrongylus spp. *** e. *Dictyocaulus arnfieldi * 55. Which of the following serves as the intermediate host for ***Metastrongylus spp***? f. **Earthworms ** g. Snails  h. Biting Flies i. Mosquitos  j. None of the above 56. *Ascaris suum* is typically a parasite of pigs in which stage of development? k. Gestation / breeding l. Farrowing m. Nursery n. **Grower / Finish** 57. Which of the following parasites of pigs is NOT considered zoonotic? o. *Taenium solium* p. *Ascaris suum* q. *Trichinella spp* r. ***Strongyloides suis*** s. *Trichus suis* 58. What is the best diagnostic test for *Fascioloides magna* in cattle*?* t. Fecal flotation u. Fecal sedimentation v. Superficial skin scraping w. **None of the above** 59. What kind of parasite is *Balantidium coli?* x. **Protozoa** y. Trematode z. Nematode a. Cestode b. Arthropod 60. Which of the following serves as the intermediate host for ***Davainea proglottina?*** c. Earthworms d. **Snails** e. Biting flies f. Poultry g. None of the above 61. How can a cow become infected with *Fasciola hepatica?* h. **Via consumption of metacercaria on vegetation in the environment.** i. Via consumption of an infected snail. j. During a blood meal by *Haematobia irritans* k. Via ingest of metacercaria in an infected ant. 62. The clinical symptom "gapes" is associated with which poultry nematode? l. *Capillaria annulata* m. *Ascaridia galli* n. ***Synagmus trachea*** o. *Heterakis gallinarum* 63. Which of the following serves as the intermediate host for ***Protostrongylids (Muellerius & Protostrongylys)***?  p. Earthworms  q. **Snails ** r. Biting Flies s. Mosquitos  t. None of the above  64. How many hosts does *otobius megnini* require in order to complete its lifecycle? u. **One** v. Two w. Three x. Four 65. Which of the following serves as the intermediate host for ***Dictyocaulus spp***?  y. Earthworms  z. Snails  a. Biting Flies b. Mosquitos  c. **None of the above ** 66. Which of the following nematodes can be found in the large intestine of infected pigs? d. ***Oesophagostomum spp*** e. *Trichinella spp* f. *Ascaris suum* g. *Hyostrongylus rubidus* 67. Where in the host's body does the fluke *Fascioloides magna* primarily inhabit? h. Oviduct i. **Liver** j. Bile Duct k. Small intestine 68. What large animal species does *Prosthogonimus macrorchis* affect? l. Cattle m. Sheep n. Horses o. **Poultry** p. Pigs q. All of the above 69. Which of the following is NOT reportable to the CFIA in Canada? r. ***Taenia ovis*** s. *Taenia saginatta* t. *Taenia solium* u. *Trichinella spp.* 70. Which of the following serves as the intermediate host for ***Davainea proglottina?*** v. Earthworms w. **Snails** x. People y. Pigs z. Sheep 71. Which of the following serves as the intermediate host for ***Stephanofilaria stilesi*?** a. Black fly b. Face Fly  c. **Horn Fly ** d. Midges  e. Stable Fly  72. Which of the following is NOT an appropriate diagnostic test for *Fasciola hepatica?* f. Fecal sedimentation g. **ELISA** h. Coproantigen i. Antibodies in bulk tank milk j. Post-mortem examination of liver pathology 73. Which of the following is TRUE regarding *Balantidium coli* infection in pigs? k. It can result in anorexia + weight loss. l. It is a significant cause of bloody diarrhea in grower pigs. m. It has low mortality but high morbidity. n. **It rarely causes ulcers and diarrhea.** 74. What season should you typically treat your cattle & sheep for bot flies? o. Winter p. Spring q. Summer r. **Fall** s. It does not matter 75. Where in the host's body would you typically find *Ascaris suum* adults? t. **Small intestine** u. Large Intestine v. Liver w. Lungs 76. How many hosts does *Dermacentor variablis* require in order to complete its lifecycle? x. One y. Two z. **Three** a. Four 77. Which of the following is the most appropriate for treatment of *Cystoisospora suis?* b. **Toltrazuril** c. Benzimidazoles d. Ivermectin e. Macrocyclic lactones 78. What time of year do you treat cattle for *Fasciola hepatica?* f. **Winter** g. Spring h. Summer i. Fall 79. Which of the following serves as the intermediate host for ***Onchocerca cervicalis?***  j. Black fly k. Face Fly  l. Horn Fly  m. **Midges ** n. Stable Fly