Nemertea: Ribbon Worms and Proboscis Worms
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Questions and Answers

What is the main function of epidermal cells in nemerteans?

  • Digestion and reproduction
  • Transmitting information and coordinating body functions
  • Protection and prevention of water loss (correct)
  • Movement and locomotion

    • In nemerteans, what is the role of gland cells?

  • Gas exchange and respiration
  • Locomotion and movement
  • Digestion and defense (correct)
  • Protection and prevention of water loss

    • What is the term for the degree of concentration and specialization of nervous system structures in the head region of nemerteans?

  • Fission
  • Cephalization (correct)
  • Locomotion
  • Hermaphroditism

    • Which cavity do nemerteans rely on for circulation?

    <p>Rhynchocoel</p> Signup and view all the answers

    How do nemerteans primarily reproduce?

    <p>External fertilization</p> Signup and view all the answers

    What is the unique feature of NEMERTEA used for capturing prey?

    <p>Eversible proboscis</p> Signup and view all the answers

    Which class of NEMERTEA is characterized by having a mouth located underneath and behind the brain?

    <p>Anopla</p> Signup and view all the answers

    In which class of NEMERTEA is the main nerve cord run inside the body-wall muscles?

    <p>Neonemertea</p> Signup and view all the answers

    Which class of NEMERTEA is considered the most primitive with simple features?

    <p>Paleonemertea</p> Signup and view all the answers

    What is the purpose of the proboscis in NEMERTEA?

    <p>Capturing prey</p> Signup and view all the answers

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