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5 Written questions

5 Matching questions

  1. SA node positive and negative innervation by
  2. angina pectoris
  3. cervical and third and fourth thoracic sympathetic ganglia
  4. Parasympathetic Nervous system outflow
  5. Superficial Cardiac Plexus
  1. a where upper 5-6 thoracic spinal segments' sympathetic pregangionic nerves synapse on postganglionic fibers. from here, postganglionic fibers go bilaterally to the heart
  2. b radiates from substernal and left pectoral regions to left shoulder and medial aspect of left upper limb
  3. c cranial nerves and sacral nerves 2-3-4
  4. d sympathetic and parasympathetic nervous system
  5. e inferior to aortic arh between aortic arch and pulmonary trunk

5 Multiple choice questions

  1. both sensory and motor nerve fibers
  2. contains cell bodies visceral efferent fibers
  3. carries sensations from viscera to spinal cord: mucous membranes glands blood vessels and smooth muscles and cardiac muscles
  4. synapse with excitor neuron/postganglionic sympathetic neuron in the ganglion
  5. CNS PNS

5 True/False questions

  1. spinal thoracic segments innervating heartT1 to T5 or T6


  2. Sympathetic Nervous systemcranial nerves and sacral nerves 2-3-4


  3. effects of sympathetic nervous systemacts in sympathy with emotions; fight or flight; more extensive of the ANS branches, ratio of afferent to efferent is 1 to 17;


  4. sympathetic innervation of the heart terminates onSA node, AV node, cardiac muscle cells, coronary arteries


  5. PS activation effects on heartmotor information from spinal cord to skeletal muscles