The Vagus Nerve

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Questions and Answers

Which of the following statements about the Vagus nerve is true?

  • The Vagus nerve does not innervate any organs below the left colic flexure
  • The Vagus nerve carries sympathetic axons to ganglia near the visceral organs
  • The Vagus nerve carries parasympathetic axons to ganglia near the visceral organs (correct)
  • The Vagus nerve supplies only the organs in the head

Where do the pre-ganglionic parasympathetic axons that will form Pelvic Splanchnic nerves leave?

  • They leave the ventral root after the spinal nerve is formed
  • They leave the dorsal root before the spinal nerve is formed
  • They leave the dorsal root after the spinal nerve is formed
  • They leave the ventral root before the spinal nerve is formed (correct)

What is the destination of the GVE axons that travel to the hypogastric plexus?

  • They innervate the organs in the head
  • They innervate the organs below the left colic flexure
  • They innervate the organs in the pelvic region (correct)
  • They innervate the organs in the thoracic region

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