Learn About Parasitology

24 Questions | Total Attempts: 89

SettingsSettingsSettings
Please wait...
Parasitology Quizzes & Trivia

Trial run using practice questions


Questions and Answers
  • 1. 
    What clinical sign would you expect in a goat heavily infected with Haemonchus contortus?
    • A. 

      Anemia

    • B. 

      Ataxia

    • C. 

      Diarrhea

    • D. 

      Labored breathing

    • E. 

      Paralysis

  • 2. 
    Term for a potential host in which there is no required development of the immature parasite but the organism remains infective for the definitive host.
    • A. 

      Accidental host

    • B. 

      Definitive host

    • C. 

      Incidental host

    • D. 

      Intermediate host

    • E. 

      Paratenic host

  • 3. 
    Anatomically speaking, where in the horse do juveniles cyathostomins (small strongyles) encyst?
    • A. 

      Cranial mesenteric artery

    • B. 

      Liver and pancreas

    • C. 

      Lining of the stomach

    • D. 

      Mucus membranes of the cecum and colon

    • E. 

      Mucus membranes of the small intestine

  • 4. 
    Parasite that can cause respiratory distress and nasal discharge in foals:
    • A. 

      Dictyocaulus viviparous

    • B. 

      Draschia megastoma

    • C. 

      Parascaris equorum

    • D. 

      . Toxocara vitulorum

    • E. 

      Strongylus vulgaris

  • 5. 
    What is the prepatent period for Dirofilaria immitis infection in dogs?
    • A. 

      2-3 months

    • B. 

      4-5 months

    • C. 

      6-9 months

    • D. 

      10-12 months

    • E. 

      More than 12 months

  • 6. 
    Pinworms are common in many animals.  However, what animals are NOT infected with pinworms?
    • A. 

      Cats

    • B. 

      Horses

    • C. 

      Humans

    • D. 

      Opossums

    • E. 

      Turtles

  • 7. 
    What diagnostic tests are recommended for determining infection with Dirofilaria immitis in dogs?
    • A. 

      Difil to detect microfilariae

    • B. 

      Modified Knottā€™s to detect microfilariae

    • C. 

      Serologic tests that detect antigens from female worms

    • D. 

      Serologic tests that detect antigens from male worms

    • E. 

      Serologic tests that detect antigens from microfilariae

  • 8. 
    Vertebrate host in which you are most likely to find first-stage larvae of Parelaphostrongylus tenuis:
    • A. 

      Caribou

    • B. 

      Goat

    • C. 

      Moose

    • D. 

      Sheep

    • E. 

      White tailed deer

  • 9. 
    Parasite that infects the stomach of dogs and may cause vomiting:
    • A. 

      Gongylonema

    • B. 

      Habronema

    • C. 

      Physaloptera

    • D. 

      Thelazia

    • E. 

      Toxascaris

  • 10. 
    Two main factors that affect the development and survival of free-living stages of trichostrongylid nematodes:
    • A. 

      Nutrient availability and atmospheric levels of oxygen

    • B. 

      Nutrient availability and moisture

    • C. 

      Temperature and atmospheric levels of carbon dioxide

    • D. 

      Temperature and atmospheric levels of oxygen

    • E. 

      Temperature and moisture

  • 11. 
    Approximately how long is the prepatent period of Strongylus vulgaris in horses?
    • A. 

      1 month

    • B. 

      2-3 months

    • C. 

      4-5 months

    • D. 

      6-8 months

    • E. 

      11-12 months

  • 12. 
    How do humans become infected with Toxocara canis?
    • A. 

      Bite of an infected mosquito

    • B. 

      Ingestion of an egg containing an infective larva

    • C. 

      Penetration of an infective larva

    • D. 

      Transmammary

    • E. 

      Transplacental

  • 13. 
    Hookworm of dogs and cats that is adapted to cold environments:
    • A. 

      Ancylostoma caninum

    • B. 

      Ancylostoma tubaeforme

    • C. 

      Ancylostoma braziliense

    • D. 

      Necator americanus

    • E. 

      Uncinaria stenocephala

  • 14. 
    Transmission by which route can be used to explain respiratory disease in a 3-day old pup due to infection with Toxocara canis?
    • A. 

      Bite of an infected mosquito

    • B. 

      Ingestion of an egg containing an infective larva

    • C. 

      Penetration of an infective larva

    • D. 

      Transmammary

    • E. 

      Transplacental

  • 15. 
    Heavy infections with what parasite can cause abdominal pain and pruritis ani in horses?
    • A. 

      Drashia megastoma

    • B. 

      Oxyruis equi

    • C. 

      Parascaris equorum

    • D. 

      Strongylus vulgaris

    • E. 

      Trichostrongylus axei

  • 16. 
    . Parasitic worm that is morphologically identical to Ascaris suum:
    • A. 

      Ascaris lumbricoides

    • B. 

      Baylisascaris procyonis

    • C. 

      Parascaris equorum

    • D. 

      Toxascaris leonina

    • E. 

      Toxocara cati

  • 17. 
    Intermediate host for Aleurostrongylus abstrusus:
    • A. 

      Birds

    • B. 

      Crickets

    • C. 

      Frogs

    • D. 

      Lizards

    • E. 

      Slugs

  • 18. 
    Geographic location in the United States where Angiostrongylus cantonesis in rats is known to occur:
    • A. 

      Atlanta, Georgia

    • B. 

      Memphis, Tennessee

    • C. 

      Miami, Florida

    • D. 

      New Orleans, Louisiana

    • E. 

      Seattle, Washington

  • 19. 
    Lungworm of swine that can be diagnosed by finding a thick-shelled eggs that are larvated (i.e., embryonated) when passed in fresh feces:
    • A. 

      Ascaris suum

    • B. 

      Metastronglylus

    • C. 

      Oesophagostomum

    • D. 

      Stephanurus dentatus

    • E. 

      Trichinella spiralis

  • 20. 
    Which of the following canine parasites is known to cause visceral larva migrans (VLM) in humans?
    • A. 

      Ancylostoma caninum

    • B. 

      Enerobius vermicularis

    • C. 

      Physaloptera

    • D. 

      Toxascaris leonina

    • E. 

      Toxocara canis

  • 21. 
    What is the intermediate host for Acanthocheilonema reconditum?
    • A. 

      Black fly

    • B. 

      Flea

    • C. 

      Louse

    • D. 

      Mosquito

    • E. 

      Tick

  • 22. 
    Nematode parasite of cats most likely to cause excess mucus production, catarrhal gastritis, and vomiting.
    • A. 

      Ancylostoma tubaeforme

    • B. 

      Ollulanus tricuspis

    • C. 

      Toxascaris leonina

    • D. 

      Trichinella spiralis

    • E. 

      Trichuris campanula

  • 23. 
    Parasitic nematode that burrows its thin anterior end in the mucosa of the cecum and colon of dogs:
    • A. 

      Ancylostoma caninum

    • B. 

      Strongylus canis

    • C. 

      Toxascaris leonina

    • D. 

      Toxocara canis

    • E. 

      Trichuris vulpis

  • 24. 
    Sample you would collect and test if you suspected infection with Dioctophyme renale:
    • A. 

      Feces

    • B. 

      Spleen

    • C. 

      Striated muscle

    • D. 

      Urine

    • E. 

      Vomitus