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5 Written questions

5 Matching questions

  1. Blocking what plexus is indicated in treatment of intraabdominal malignancies & chronic pancreatitis; diagnostic (local or therapeutic (neurolytic block)?
  2. In regards to the cardiac plexus, where does sympathetic input arise from?
  3. Where do all sympathetics to the head & neck come from?
  4. What ganglions are supplied by the greater, lesser, & least splanchnic nerves?
  5. In regards to the SNS, where do preganglionic B fibers exit the spinal cord?
  1. a With the ventral ramus.
  2. b T1 or below
  3. c Greater & lesser: celiac plexus
    Least: inferior mesenteric & hypogastric ganglia
  4. d Celiac plexus
  5. e Cervical ganglia.

5 Multiple choice questions

  1. Heart
    All preganglionic fibers arise below the stellate, blockade at this level affects all sympathetics above this level.
  2. ↑ in receptive field of nociceptive neurons d/t formation of more dendrite connections in the dorsal horn.
    Dropout of inhibitory neurons.
  3. Paravertebral ganglia T1-L2 on the anterolateral surface of the vertebral bodies.
  4. Inferior cervical ganglion fuses w/ T1.
  5. Aspartate, glutamate, etc-released by c-fiber stimulation.

5 True/False questions

  1. In regards to the SNS, where do preganglionic B fibers originate?In the intermediolateral cell column segments T1-L2 or L3


  2. What does C fiber sensitization lead to?↑ adrenergic receptors
    ↑ sensitivity to stimuli (↑ action potential per stimulus)
    ↑ "cross talk"


  3. Blocking what plexus and ganglion is indicated in tx of painful conditions of the pelvis and perineum?Superior hypogastric plexus & ganglion impar


  4. What are the S/S of Horner's syndrome?C1-C4


  5. Describe the dorsal horn changes that occur w/ sympathetically mediated pain.There is a sensitization of peripheral (C-fibers) & central (dorsal horn laminae 1& 2).