Nervous System and Biology 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)
  • Autonomic nervous system
  • Somatic nervous system
  • Central nervous system (CNS) (correct)

    • What is the main function of the sympathetic nervous system?

  • Mobilize energy in cases of emergencies (correct)
  • Transmit signals from the brain
  • Mediate voluntary movement
  • Detect environmental changes

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

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

    • When are the sympathetic nervous system and parasympathetic nervous system respectively activated?

    <p>In cases of emergencies; when organisms are in a relaxed state</p> Signup and view all the answers

    What is the main function of somatic nerves?

    <p>Mediate voluntary movement</p> Signup and view all the answers

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