Study

Worms

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  • True or false: Phylum Platyhelminthes are all free-living (non-parasitic)
    False (parasitic flukes and tapeworms)
  • Based on the diagram below, this animal is:
    Tribloblastic
    Eucoelomate
    A vertebrate
    Diploblastic
  • The part of the tapeworm's body that attaches to the host is the
    Scolex
  • Which of these phyla is pseudocoelomate?
    Platyhelminthes
    Nemertea
    Nematoda
    Annelida
  • What are the two major clades of Protostomes?
    Ecdysozoa and Lophotrochozoa
  • What sense do members of class Turbellaria generally use to detect prey?
    Chemoreception
  • The chain of reproductive units in a member of class Cestoda are called
    Proglottids
  • Name the class
    Turbellaria
    Cestoda
    Trematoda
    Anthozoa
  • Which class of flatworms includes parasitic flukes (but NOT monogenetic flukes)?
    Class Trematoda
  • Members of class Cestoda utilize ________ fertilization
    Internal
    External
  • The primary (or definitive or final) host of Chlonorchis sinensis is...
    Humans and other fish-eating mammals
  • Which of these is an example of a eucoelomate condition? (top, middle, or bottom)
    Top
    Bottom
    Middle
  • Are Platyhelminthes generally monoecious or dioecious?
    Monoecious
  • Nearly all species in class Cestoda are:
    Monoecious
    Dioecious
  • Name the class
    Turbellaria
    Trematoda
    Cestoda
    Nematoda
  • True or false: protonephridia function primarily in water balance, not nitrogenous waste removal
    True. Nitrogenous wastes (ammonia) are removed from the body via diffusion through the skin
  • The intermediate (or secondary) host of Chlonorchis sinensis is...
    Snail
  • Which of these is a parasitic nematode?
    Ascaris lumbricoides
    Chlonorchis sinensis