Quiz: Helminths, Arthropods, And Prions! Trivia

16 Questions | Total Attempts: 145

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Quiz: Helminths, Arthropods, And Prions! Trivia

Are you familiar with helminths, arthropods, and prions? Do you think you can ACE this quiz? You should know how helminths are classified, the term used for all groups of parasitic worms, what is another name for a roundworm, what refers specifically to contamination with the adult tapeworm in the stomach of the definitive host, and what is the typical conformation of a prion. You would benefit from trying this quiz.


Questions and Answers
  • 1. 
    Helminths are classified as:
    • A. 

      Single-celled protozoa

    • B. 

      Multicellular metazoa

    • C. 

      Single-celled metazoa

    • D. 

      Multicelluar protozoa

  • 2. 
    ___________ is a termed used for all groups of parasitic worms.
    • A. 

      Flukes

    • B. 

      Nematodes

    • C. 

      Helminths

    • D. 

      Platyhelminths

  • 3. 
    Another name for roundworms is:
    • A. 

      Platyhelminths

    • B. 

      Nematodes

    • C. 

      Flukes

    • D. 

      Tapeworms

  • 4. 
    ______________ have unsegmented tube-like bodies that have a pseduocoelum which acts as a hydrostatic skeleton providing rigidity. 
    • A. 

      Nematodes (roundworms)

    • B. 

      Cestodes (tapeworms)

    • C. 

      Trematodes (flukes)

    • D. 

      Platyhelminths

  • 5. 
    Laboratory diagnosis of a helminths infection examines _________ for the presence of ova and parasites.
    • A. 

      Blood

    • B. 

      Urine

    • C. 

      Stool

    • D. 

      Tissue sample

  • 6. 
    In the helminths life cycle, a(n)___________ host is one in which the _______  cycle occurs (or the adult is present)
    • A. 

      Initial, asexual

    • B. 

      Definitive, sexual

    • C. 

      Intermediate, sexual

    • D. 

      Definitive, asexual

  • 7. 
    _____________ refers specifically to an infection with the adult tapeworm in the gut of the definitive host. 
    • A. 

      Candidiasis

    • B. 

      Microsporidiosis

    • C. 

      Loa loa

    • D. 

      Taeniasis

  • 8. 
    D. latum (fish tapeworm) can deplete the host of ___________ leading to megaloblastic anemia.
    • A. 

      Iron

    • B. 

      Vitamin B12

    • C. 

      Potassium

    • D. 

      Calcium

  • 9. 
    The most important flukes are schistosomes, which infect the ____________ in humans.
    • A. 

      Lungs

    • B. 

      Liver

    • C. 

      Blood

    • D. 

      Intestines

  • 10. 
    Mosquitoes, fleas, and ticks feed on human blood and tissue fluids and are considered to be ______________. 
    • A. 

      Prions

    • B. 

      Arthropods

    • C. 

      Helminths

    • D. 

      Miniature blood-sucking zombies

  • 11. 
    The normal conformation of a prion is a beta-pleated sheet.
    • A. 

      True

    • B. 

      False

  • 12. 
    Spongiform encephalopathy transmitted from cattle to human is caused by _______________
    • A. 

      CJD (Creutzfeldt-Jakob Disease)

    • B. 

      VCJD (varient Creutzfeldt-Jakob Disease)

    • C. 

      FFI (Fatal Familial Insomnia

    • D. 

      Kuru

  • 13. 
    Mutations in the gene encoding __________ could lead to the spontaneous appearance of prions in the body.
    • A. 

      PrPc

    • B. 

      PrPsc

    • C. 

      PrP

  • 14. 
    Zombies who engage in eating the brains of dead humans are at risk of contracting _________ disease.
    • A. 

      VCJD

    • B. 

      Kuru

    • C. 

      GSS (Gertsmann-Straussler-Scheinker Syndrome)

    • D. 

      BSE (bovine spongiform encephalopathy)

  • 15. 
    Prion disease is likely passed from mother to fetus.
    • A. 

      True

    • B. 

      False

  • 16. 
    There are no significant circulating antibodies in prion disease, therefore there is little involvement with the immune system.
    • A. 

      True

    • B. 

      False

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