Nervous System Divisions Quiz

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Questions and Answers

What is the main function of the Central Nervous System (CNS)?

  • Playing a role in making exchanges between capillaries and neurons
  • Producing insulating coverings called myelin sheaths
  • Carrying impulses to and from the spinal cord
  • Interpreting sensory information and dictating responses (correct)

Where do spinal nerves carry impulses to and from?

  • The capillaries
  • The brain
  • The spinal cord (correct)
  • The cerebral spinal fluid

What is the role of astrocytes in the CNS?

  • Playing a role in making exchanges between capillaries and neurons (correct)
  • Protection against invading microorganisms and damaged nerve cells
  • Forming a permeable membrane for cerebral spinal fluid
  • Producing insulating coverings called myelin sheaths

Which type of neuroglia is responsible for producing insulating coverings called myelin sheaths?

<p>Oligodendrocytes (A)</p> Signup and view all the answers

What is the main function of the Peripheral Nervous System (PNS)?

<p>Consists of nerves that extend from the brain and spinal cord (B)</p> Signup and view all the answers

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