Helminth Flashcards

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HELMINTHS
WIKIBUGS FLASHCARDS


Cestodes

Question Answer Article
Fill in the missing words about cestodes A cestode (tapeworm) is a chain (strobila) of progressively maturing reproductive units called proglottids anchored at one end to the intestinal wall by a hold-fast organ called the scolex. Link to Answer Article
What species of Taenia occur in dogs?
  • Taenia ovis
  • Taenia hydatigena
  • Taenia pisiformis
  • Taenia multiceps
  • Taenia serialis
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What are spiracles?
  • Chitinous openings
  • On the side of the body
  • Under muscular control so can open and close at will
  • Mounted on stimatic plates
  • Leads to trachea
  • Can be used for species identification
Link to Answer Article
What is the name of the general insect body system?
  • Haemocoele
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What are oviparous insects?
  • Lay eggs outside of the body which hatch after deposition
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What are viviparous insects?
  • Lay larvae or nymphs
  • Eggs rupture in female reproductive system
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Summarise simple metamorphosis and give an example of a species of insect which uses it
  • Nymph emerges from egg
  • Nymph grows and moults
  • Nymph becomes an adult
  • Lice
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Summarise complex metamorphosis and give an example of a species of insect which uses it
  • Larva emerges from egg
  • Larva grows and moults
  • Larva pupates
  • Adult emerges from pupa
  • Flies
Link to Answer Article