Sympathetic Nervous System Pathways and Effects Quiz
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Questions and Answers

Which nervous system division is often referred to as the 'peace maker'?

  • Sympathetic nervous system
  • Enteric nervous system
  • Central nervous system
  • Parasympathetic nervous system (correct)
  • Which effect is NOT associated with sympathetic nervous system stimulation?

  • Dilated pupil in the iris muscle
  • Vasoconstriction in blood vessels
  • Increased peristalsis in the stomach (correct)
  • Bronchodilation in trachea and bronchi
  • Where are the cell bodies of parasympathetic preganglionic neurons typically found?

  • Spinal cord
  • Sympathetic trunk ganglia
  • Visceral effectors
  • Brain stem (correct)
  • Which type of receptors are present in the parasympathetic nervous system?

    <p>Nicotinic cholinergic receptors</p> Signup and view all the answers

    How does the parasympathetic nervous system affect the secretion of saliva?

    <p>Salivary gland secretion increased</p> Signup and view all the answers

    What effect does the parasympathetic nervous system have on the heart?

    <p>Rate and force of contraction decreased</p> Signup and view all the answers

    Which branch of the autonomic nervous system prepares the body for 'fight or flight' situations?

    <p>Sympathetic nervous system</p> Signup and view all the answers

    Where do the neurons conveying impulses for the sympathetic nervous system originate from?

    <p>Hypothalamus and Medulla oblongata</p> Signup and view all the answers

    What is the main role of the parasympathetic nervous system in internal homeostasis?

    <p>Promotes rest and digest functions</p> Signup and view all the answers

    Which term is used to describe the autonomic nervous system without conscious intervention or voluntary control?

    <p>Parasympathetic nervous system</p> Signup and view all the answers

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