Anatomy of the 4th Ventricle
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Questions and Answers

Which part of the 4th ventricle's roof is invaginated into the cavity of the ventricle by the choroid plexus?

  • The lower part
  • The upper part
  • The superior medullary velum (correct)
  • The medial borders

    • What connects the 4th ventricle to the subarachnoid space?

  • The median aperture (correct)
  • The ependyma
  • The inferior medullary velum
  • The pia mater

    • What covers the superior medullary velum in the upper part of the 4th ventricle's roof?

  • The ependyma
  • The pia mater
  • The vermies of cerebellum (correct)
  • The inferior medullary velum

    • What is pierced by the wide median aperture in the roof of the 4th ventricle?

    <p>The ependyma</p> Signup and view all the answers

    Which ventricle does the fourth ventricle communicate with through the aqueduct of Sylvius?

    <p>Third ventricle</p> Signup and view all the answers

    What structure does each lateral angle of the fourth ventricle form?

    <p>Lateral recess</p> Signup and view all the answers

    What is the opening in the subarachnoid space called, through which each lateral recess of the fourth ventricle opens?

    <p>Foramen of Luschka</p> Signup and view all the answers

    What supplies the T-shaped fourth ventricle with blood?

    <p>Posterior inferior cerebellar artery</p> Signup and view all the answers

    What is the shape of the fourth ventricle?

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

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