The Nervous System Quiz
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Questions and Answers

Which part of the nervous system consists of the brain and spinal cord?

  • Peripheral nervous system (PNS)
  • Sensory nerves
  • Motor nerves
  • Central nervous system (CNS) (correct)

    • What is the function of the peripheral nervous system (PNS)?

  • Connect the CNS to every other part of the body (correct)
  • Transmit signals to and from different parts of the body
  • Detect environmental changes
  • Coordinate actions and sensory information

    • What are nerves that transmit signals from the brain called?

  • Mixed nerves
  • Motor nerves or efferent nerves (correct)
  • Spinal nerves
  • Sensory nerves or afferent nerves

    • When did nervous tissue first arise in wormlike organisms?

    <p>About 550 to 600 million years ago</p> Signup and view all the answers

    What is the main function of the nervous system?

    <p>Coordinate actions and sensory information</p> Signup and view all the answers

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