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CNS Developmental Terminology Quiz
16 Questions
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CNS Developmental Terminology Quiz

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Questions and Answers

What is the region of the CNS that contains axons (nerve fibers) embedded in neuroglia but with no neurons?

  • Lemniscus
  • Gray matter (correct)
  • Fasciculus
  • Peduncle

    • Which term represents a group of fibers with common origin and destination?

  • Peduncle
  • Pathway
  • Tract
  • Fasciculus (correct)

    • What is the specific pathway in the CNS for discriminative touch, proprioception, and vibration?

  • Lemniscus (correct)
  • Fasciculus
  • Brachium
  • Peduncle

    • Which term represents a large bundle of fibers connecting one part with another?

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

    What represents the route the nerve impulse travel between two given points?

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

    Which term represents a numerous axons (fibers) within the CNS having the same origin, termination, and function?

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

    From which embryonic layer does the nervous system develop?

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

    What are the primary brain vesicles?

    <p>Cerebral hemisphere</p> Signup and view all the answers

    What are the layers of the cerebral cortex?

    <p>Molecular layer, external granular layer, external pyramidal layer</p> Signup and view all the answers

    What is the main function of the central sulcus?

    <p>Connects motor and sensory areas</p> Signup and view all the answers

    Which fissure intervenes between the cerebral hemisphere and cerebellum?

    <p>Transverse cerebral fissure</p> Signup and view all the answers

    What is the function of the parieto-occipital sulcus?

    <p>Separates the parietal lobe from the occipital lobe</p> Signup and view all the answers

    Which structure is located on the medial surface of the cerebral hemisphere?

    <p>Corpus callosum</p> Signup and view all the answers

    What is the function of the orbital opercular?

    <p>Involved in emotional processing</p> Signup and view all the answers

    Which structure is found mainly on the inferior and lateral surfaces of the cerebral hemisphere?

    <p>Lateral sulcus (Fissure of sylvius)</p> Signup and view all the answers

    What are the main components of gray matter in the CNS?

    <p>Nuclei and cortex</p> Signup and view all the answers

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