Nervous System Quiz

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Questions and Answers

Where are the preganglionic sympathetic cell bodies located?

  • Dorsal root ganglion at thoracic & lumbar levels
  • Ventral horn of the spinal cord at thoracic & lumbar levels
  • Lateral horn of the spinal cord at thoracic & lumbar levels (correct)
  • Paravertebral ganglion at thoracic & lumbar levels

Which cranial nerves are associated with the parasympathetic division?

  • CN 2, 6, 11, 13
  • CN 1, 5, 8, 12
  • CN 3, 7, 9, 10 (correct)
  • CN 4, 5, 9, 11

How many neurons are needed in the autonomic nervous system pathway to reach the effector in the sympathetic division?

  • 3 neurons
  • 4 neurons
  • 1 neuron
  • 2 neurons (correct)

Where are the cell bodies of the somatic motor neurons located?

<p>Ventral horn of the spinal cord (B)</p> Signup and view all the answers

What is the function of the prevertebral (preaortic) ganglion?

<p>Associated with many blood vessels (D)</p> Signup and view all the answers

Where are the preganglionic sympathetic cell bodies located?

<p>Lateral horn of the spinal cord at thoracic and lumbar levels (C)</p> Signup and view all the answers

Which cranial nerves are associated with the parasympathetic division?

<p>3 (oculomotor), 7 (facial), 9 (glossopharyngeal), 10 (vagus) (B)</p> Signup and view all the answers

What is the function of the prevertebral (preaortic) ganglion?

<p>It is associated with many blood vessels (B)</p> Signup and view all the answers

Which division of the autonomic nervous system arises from the lateral horn of the spinal cord?

<p>Sympathetic (D)</p> Signup and view all the answers

What is the pathway of the spinal nerve?

<p>Dorsal root → spinal nerve → dorsal (back) &amp; ventral (anterior trunk &amp; limbs) rami (C)</p> Signup and view all the answers

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