Human Nervous System Structures
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Questions and Answers

What is the main function of the cerebrospinal fluid (CSF) in the subarachnoid space?

  • To provide protection and cushioning for the brain and spinal cord (correct)
  • To remove waste products from the brain and spinal cord
  • To detect and fight off infections in the nervous system
  • To transport oxygen and nutrients to the nervous system
  • Why is the cerebrospinal fluid (CSF) vulnerable to infection?

  • The CSF is constantly being produced and circulated
  • The CSF is not well-protected by the blood-brain barrier
  • The CSF has low levels of complement, circulating antibodies, and phagocytic cells (correct)
  • The CSF is in direct contact with the external environment
  • What is the purpose of the blood-brain barrier and bone barriers in the nervous system?

  • To provide physical protection from trauma
  • To allow for the efficient transmission of nerve impulses
  • To regulate the movement of substances into and out of the nervous system (correct)
  • To detect and fight off infections in the nervous system
  • Which of the following is an infection of the brain itself?

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

    What is the purpose of the three meningeal layers (dura mater, arachnoid mater, and pia mater) that cover the brain and spinal cord?

    <p>To provide physical protection and cushioning</p> Signup and view all the answers

    What is the potential consequence of damage to the brain and spinal cord?

    <p>Deafness, blindness, learning disabilities, paralysis, and death</p> Signup and view all the answers

    What are the two main divisions of the nervous system?

    <p>Central and peripheral</p> Signup and view all the answers

    What is the name of the space between the pia mater and arachnoid membranes where cerebrospinal fluid (CSF) circulates?

    <p>Subarachnoid space</p> Signup and view all the answers

    Which of the following is a type of infection affecting the nervous system?

    <p>All of the above</p> Signup and view all the answers

    What is the function of the three meningeal layers (dura mater, arachnoid mater, and pia mater)?

    <p>To protect the brain and spinal cord from trauma</p> Signup and view all the answers

    Why is the cerebrospinal fluid (CSF) vulnerable to infection?

    <p>Low levels of complement, circulating antibodies, and phagocytic cells</p> Signup and view all the answers

    What are the potential consequences of damage to the brain and spinal cord?

    <p>Both A and B</p> Signup and view all the answers

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