Anatomy of Dura Mater
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Questions and Answers

What is the main function of the dural sinuses?

  • To receive blood from the brain and cerebrospinal fluid from the subarachnoid space (correct)
  • To maintain muscular tissue in the skull
  • To regulate the flow of cerebrospinal fluid
  • To pump blood to the brain
  • What is unique about the walls of the dural sinuses?

  • They are similar to arteries in structure
  • They are thin and elastic
  • They are thick but lack muscular tissue (correct)
  • They contain valves for regulating blood flow
  • Where does the superior sagittal sinus end posteriorly?

  • In the right sigmoid sinus
  • In the left transverse sinus
  • In the straight sinus
  • In the right transverse sinus (correct)
  • How do scalp infections potentially lead to meningitis in some cases?

    <p>Through emissary veins that connect the dural venous sinuses with scalp veins</p> Signup and view all the answers

    Which sinus is formed by the junction of the great cerebral vein of Galen with the inferior sagittal sinus?

    <p>Straight sinus</p> Signup and view all the answers

    Where do the transverse sinuses commence?

    <p>At the internal occipital protuberance</p> Signup and view all the answers

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