Nervous System in Biology

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Questions and Answers

What is the function of the sympathetic nervous system?

  • Promote relaxation in organisms
  • Transmit information from the body to the CNS
  • Mobilize energy in cases of emergencies (correct)
  • Mediate voluntary movement

What are the two main parts of the vertebrate nervous system?

  • Motor nerves and sensory nerves
  • Central nervous system and peripheral nervous system (correct)
  • Sympathetic and parasympathetic nervous systems
  • Somatic and autonomic nervous systems

Which type of nerves transmit signals from the brain?

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

What is the primary function of the enteric nervous system?

<p>Regulate the gastrointestinal system (C)</p> Signup and view all the answers

When did nervous tissue first arise in wormlike organisms?

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

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