AHS 307 - Antiparasitic Drugs

48 Questions | Total Attempts: 314

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AHS Quizzes & Trivia

Covers material from the antiparastic drug lecture and chapter 15.


Questions and Answers
  • 1. 
    Benzamidazoles do not interfere with the nervous system of the worm, but rather its energy metabolism.
    • A. 

      True

    • B. 

      False

  • 2. 
    Oldest benzamidazole. Does not kill the migratory phases of nematodes - only parasites present in the stomach.
    • A. 

      Thiabendazole

    • B. 

      Oxybendazole

    • C. 

      Mebendazole

    • D. 

      Fenbendazole

    • E. 

      All of the above

  • 3. 
    Most common benzamidazole. Works against ascarids, hookworms, whipworms, and Taenia pisiformis.
    • A. 

      Thiabendazole

    • B. 

      Oxybendazole

    • C. 

      Mebendazole

    • D. 

      Fenbendazole

    • E. 

      All of the above

  • 4. 
    An animal with fleas is said to be "infected with fleas."
    • A. 

      True

    • B. 

      False

  • 5. 
    Safe for use with kittens/small animals, but requires a long treatment. Popular for ear mites.
    • A. 

      Thiabendazole

    • B. 

      Oxybendazole

    • C. 

      Mebendazole

    • D. 

      Fenbendazole

    • E. 

      All of the above

  • 6. 
    Levamisole is a large animal Imidazothiazole that works systemically to kill ascarids, hookworms, whipworms, and strongyles, as well as microfilaria.
    • A. 

      True

    • B. 

      False

  • 7. 
    Mechanism of action is to mimic/stimulate the nematode's cholinergic nervous sytem, leading to paralysis of the parasite.
    • A. 

      Benzamidazole

    • B. 

      Imidazothiazole

    • C. 

      Tetrahydropyrimidines

  • 8. 
    Effective against pinworms in horses. Causes paralysis of the worm.
    • A. 

      Levamisole

    • B. 

      Pyrantel tartrate

    • C. 

      Fenbendazole

    • D. 

      Piperazine

  • 9. 
    Levamisole is primarily used in...
    • A. 

      Horses

    • B. 

      Pigs

    • C. 

      Dogs

    • D. 

      Cats

  • 10. 
    Select all that are true about organophosphate nematodal drugs.
    • A. 

      Effective against bots in horses.

    • B. 

      Wide margin of safety

    • C. 

      SE: SLUD

    • D. 

      Used as a feed additive in beef and dairy cattle.

    • E. 

      Also used as a tapeworm treatment for small animals.

  • 11. 
    Select all that are true about Piperazine.
    • A. 

      Used in a wide range of animals

    • B. 

      Only used for small animals

    • C. 

      Kills only ascarids

    • D. 

      Narrow margin of safety

    • E. 

      OTC drug

  • 12. 
    Collies, being especially sensitive to ivermectin, should not be treated with ivermectin except at a deworming dose rate.
    • A. 

      True

    • B. 

      False

  • 13. 
    The number one cause of death during a heartworm treatment is pulmonary embolism caused by killing off the heartworms too quickly.
    • A. 

      True

    • B. 

      False

  • 14. 
    An animal under what age can be immediately started on Heartguard without a heartworm test?
    • A. 

      3 months

    • B. 

      6 months

    • C. 

      12 months

    • D. 

      Every animal must be tested for heartworm, regardless of the age.

  • 15. 
    Which anti-cestodal drug works by disentegrating the worm's outer tissue covering?
    • A. 

      Praziquantel

    • B. 

      Fenbendazole

    • C. 

      Albendazole

    • D. 

      Clorsulon

  • 16. 
    Which anti-cestodal drug is a cheaper treatment for cat tapeworms, but not dogs.
    • A. 

      Praziquantel

    • B. 

      Fenbendazole

    • C. 

      Albendazole

    • D. 

      Clorsulon

  • 17. 
    Which anti-cestodal drug, if given too close to the sciatic nerve can cause paralysis?
    • A. 

      Praziquantel

    • B. 

      Fenbendazole

    • C. 

      Albendazole

    • D. 

      Clorsulon

  • 18. 
    Which of these drugs is used as a drench in cattle to treat liver fluke?
    • A. 

      Praziquantel

    • B. 

      Fenbendazole

    • C. 

      Albendazole

    • D. 

      Clorsulon

  • 19. 
    Which of these drugs is best for the treatment of lung trematodes in small animals?
    • A. 

      Praziquantel

    • B. 

      Fenbendazole

    • C. 

      Albendazole

    • D. 

      Clorsulon

  • 20. 
    Anticoccidial drug for small animals. Reduces the number of oocytes shed.
    • A. 

      Sulfadimethoxine

    • B. 

      Amprolium

    • C. 

      Monensin

    • D. 

      Decoquinate

    • E. 

      Metronidazole

  • 21. 
    Anticoccidial drug for use in cattle and goats.
    • A. 

      Sulfadimethoxine

    • B. 

      Amprolium

    • C. 

      Monensin

    • D. 

      Decoquinate

    • E. 

      Metronidazole

  • 22. 
    First line of defense against giardia.
    • A. 

      Sulfadimethoxine

    • B. 

      Amprolium

    • C. 

      Monensin

    • D. 

      Decoquinate

    • E. 

      Metronidazole

  • 23. 
    Heartworm in cats presents as a respiratory disease.
    • A. 

      True

    • B. 

      False

  • 24. 
    Where are adult heartworms most likely to be found?
    • A. 

      Pulmonary artery

    • B. 

      Vena cava

    • C. 

      Right ventricle

    • D. 

      Right atrium

  • 25. 
    Heartguard
    • A. 

      Selamectin

    • B. 

      Ivermectin

    • C. 

      Milbemycin

    • D. 

      Caparsolate

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