Sympathetic Division of the Autonomic Nervous System Quiz
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Questions and Answers

Where are the cell bodies of the preganglionic neurons located?

  • In the lateral horns (correct)
  • In the adrenal medullae
  • In the anterior roots
  • In the ganglia near the spinal cord
  • What neurotransmitter is released by preganglionic fibers to stimulate ganglionic neurons?

  • Serotonin
  • Dopamine
  • Acetylcholine (ACh) (correct)
  • Norepinephrine
  • Why is the sympathetic division also called the thoracolumbar division?

  • Because of the length of its postganglionic fibers
  • Due to the neurotransmitter released by its ganglionic neurons
  • Because of its influence on the adrenal medullae
  • Due to the location of its preganglionic neurons between segments T1 and L2 of the spinal cord (correct)
  • Where are the ganglia located in the sympathetic division?

    <p>Near the spinal cord</p> Signup and view all the answers

    What is the function of the sympathetic division of the ANS?

    <p>Mobilizing the body’s energy and resources to respond to stressful situations</p> Signup and view all the answers

    What is the function of the sympathetic preganglionic fibers in the sympathetic division?

    <p>To become part of the spinal anterior roots</p> Signup and view all the answers

    Where do the sympathetic preganglionic fibers give rise to a myelinated white ramus communicans?

    <p>At each anterior root after passing through the intervertebral foramen</p> Signup and view all the answers

    What is the function of the myelinated white ramus communicans in the sympathetic division?

    <p>To carry myelinated preganglionic fibers into a nearby sympathetic chain ganglion</p> Signup and view all the answers

    What is the characteristic appearance of the sympathetic chain ganglia?

    <p>Like a string of pearls</p> Signup and view all the answers

    How many ganglionic neurons does one preganglionic fiber synapse on in the sympathetic division?

    <p>Two dozen or more</p> Signup and view all the answers

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