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5 Written Questions

5 Matching Questions

  1. sympathetic innervation of the heart
  2. Sympathetic Nervous system
  3. functional components of spinal nerve
  4. Parasympathetic innervation of the heart
  5. ratio of pre to post ganglionic PARASYMPATHETIC fibers
  1. a vagus nerve
  2. b General Somatic Afferent
    General Visceral Afferent
    General Somatic Efferent
    General Visceral Efferent
  3. c acts in sympathy with emotions; fight or flight; more extensive of the ANS branches, ratio of afferent to efferent is 1 to 17;
  4. d 1 to 3
  5. e from upper 5-6 segments of thoracic spinal cord lateral horn

5 Multiple Choice Questions

  1. includes Sympathetic and Parasympathetic branches - together maintain homeostasis
  2. internal, inferior aspect of interatrial septum near opening of coronary sinus
  3. myelinated neurons with cell bodies in Lateral horn, that leave the spinal cord in ventral root, join the afferent sensory fibers in spinal cord after DRG, pass via white rami communicantes to paravertebral ganglia of sympathetic trunk.
  4. located in brain stem and grey matter of sacral segments of spinal cord S2,3,4
  5. HR slows, force of contraction less, constriction of coronary arteries. net saves energy

5 True/False Questions

  1. white and grey rami communicantesthe connections between preganglionic visceral efferent fibers and post ganglionic visceral efferent fibers to and from the spinal cord, white is pre- grey is post-ganglionic.


  2. angina pectorisincludes Sympathetic and Parasympathetic branches - together maintain homeostasis


  3. deep cardiac plexusbetween aortic arch and trachial bifurcation


  4. Cardiac Plexusessuperficial and deep


  5. SA node functioninitiates contraction of the heart


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