Autonomic Nervous System (ANS)
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Questions and Answers

Which type of ganglion is the submucosal or Meissner's plexus located in?

  • Preganglionic ganglion
  • Sympathetic ganglion
  • Parasympathetic ganglion
  • Intramural ganglion (correct)

Which division of the autonomic nervous system has short preganglionic and long postganglionic nerve fibers?

  • Parasympathetic division
  • Special visceral efferent system
  • Sympathetic division (correct)
  • Both sympathetic and parasympathetic divisions

Where are the cell bodies of the preganglionic neurons of the parasympathetic division located?

  • In the nuclei of cranial nerves III, VII, IX, X and XI and in the intermediate gray column of the sacral segment of the spinal cord (correct)
  • In the first ganglia near the cranial and spinal origins of the nerve fibers
  • In the second ganglia near or in the organs innervated
  • In the intermediate gray column of the thoracic and lumbar segments of the spinal cord

What is the general characteristic of the preganglionic nerve fibers?

<p>They are myelinated (B)</p> Signup and view all the answers

Which division of the autonomic nervous system has long preganglionic and short postganglionic nerve fibers?

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

What is the main function of the neurons in the special visceral efferent system?

<p>To innervate the skeletal muscles that originate from the branchial arches and have visceral functions (C)</p> Signup and view all the answers

What is the main function of the Autonomic Nervous System (ANS)?

<p>Regulating the internal environment of the body (D)</p> Signup and view all the answers

How does the Autonomic Nervous System differ from the Somatic Nervous System anatomically?

<p>The ANS consists of two or more ganglia in its nerve pathways (B)</p> Signup and view all the answers

Which part of the Autonomic Nervous System is responsible for receiving stimuli from visceral organs?

<p>General Visceral Afferent system (GVA) (B)</p> Signup and view all the answers

Where is the first ganglion located in the General Visceral Efferent system (GVE)?

<p>Just outside the CNS (brain and spinal cord) (B)</p> Signup and view all the answers

Which system of the Autonomic Nervous System involves olfactory and gustatory stimuli?

<p>Special Visceral Afferent system (SVA) (B)</p> Signup and view all the answers

What type of stimuli does the General Visceral Afferent system (GVA) receive?

<p>Chemical and mechanical stimuli from visceral organs (D)</p> Signup and view all the answers

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