Human Nervous System: Structure and Function

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Questions and Answers

What are the two main parts of the neural system?

  • Autonomic and somatic nervous systems
  • Central and peripheral neural systems (correct)
  • Sensory and motor systems
  • Parasympathetic and sympathetic nervous systems

What is the function of Schwann cells in the peripheral nervous system?

  • To provide structural support to neurons
  • To transmit nerve impulses
  • To produce neurotransmitters
  • To form the myelin sheath around nerve fibers (correct)

What is the term for the microscopic structure composed of three major parts, namely, the cell body, dendrites, and axon?

  • Ganglion
  • Neuron (correct)
  • Synapse
  • Nerve fiber

What is the term for the granular structures found in the cell body of neurons?

<p>Nissl's granules (A)</p> Signup and view all the answers

What is the function of the myelin sheath in the nervous system?

<p>To insulate and protect nerve fibers (A)</p> Signup and view all the answers

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