The Intricate World Inside

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Questions and Answers

Which layer of the meninges is the outermost layer?

  • Subarachnoid
  • Dura mater (correct)
  • Pia
  • Arachnoid

Which ventricle is the largest in the brain?

  • Cerebral aqueduct
  • Fourth ventricle
  • Lateral ventricle (correct)
  • Third ventricle

What is the purpose of the meninges?

  • To connect the third and fourth ventricles
  • To cushion the brain from blows (correct)
  • To produce cerebrospinal fluid
  • To secrete choroid plexus

What is the function of the choroid plexus?

<p>To produce cerebrospinal fluid (A)</p> Signup and view all the answers

Which ventricle produces its own CSF?

<p>Fourth ventricle (D)</p> Signup and view all the answers

What condition is caused by the pinching of the cerebral aqueduct?

<p>Hydrocephalus (B)</p> Signup and view all the answers

In adults, what is the usual cause of the pinching of the cerebral aqueduct?

<p>Tumor growth (C)</p> Signup and view all the answers

What is the purpose of implanting a stent in an emergency situation?

<p>To open up the problematic area (B)</p> Signup and view all the answers

What is the main component of gray matter?

<p>Somas and dendrites (D)</p> Signup and view all the answers

What gives the white matter its white color?

<p>High fat content of myelin (C)</p> Signup and view all the answers

What is the purpose of Diffusor Tensor Imaging (DTI)?

<p>To visualize white matter tracts (A)</p> Signup and view all the answers

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