Nervous system

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Author:
Anonymous
ID:
284529
Filename:
Nervous system
Updated:
2014-10-02 00:06:27
Tags:
RCC ANATOMY
Folders:
loomis anatomy
Description:
test 2
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  1. Thoracolumbar outflow: lateral gray horn of spinal cord segments T1-L2 is the origin of the parasympathetic or sympathetic system?
    sympathetic
  2. Craniosacral outflow; brain stem nuclei of cranial nerves III, VII, IX, & X; spinal cord segments S2-S4 is the origin of the parasympathetic or sympathetic system?
    parasympathetic
  3. location of ganglia in the sympathetic system?
    • Ganglia within a few cm of CNS: alongside vertebral column (paravertebral
    • ganglia) & anterior to vertebral column (prevertebral ganglia)
  4. location of ganglia in the parasympathetic system?
    Ganglia in (intramural or terminal) or close to visceral organ served
  5. relative to neuron length: Short preganglionic; long postganglionic
    sympathetic system
  6. relative to length: Long preganglionic; short postganglionic
    parasympathetic system
  7. does the parasympathetic system have white and gray rami communicantes?
    No
  8. which rami communicants contains myelinated preganglionic fibers?
    white ramus communicantes
  9. which rami communicants contains unmyelinated postganglionic fibers?
    Gray ramus communicantes
  10. does the sympathetic system have an extensive or minimal degree of branching of preganglionic fibers?
    extensive
  11. does the parasympathetic system have an extensive or minimal degree of branching of preganglionic fibers?
    Minimal
  12. what is the functional goal of the sympathetic system?
    Prepares body to cope with emergencies and intense muscular activity
  13. what is the functional goal of the parasympathetic system?
    maintenance functions; conserves and stores energy
  14. What is sciatica? What are the typical symptoms?
    Injury to the sciatic nerve characterized by stabbing pain radiating over the entire nerve.
  15. What region does femoral nerve supply in the lower limb?
    Quadriceps in anterior thigh
  16. What region does obturator nerve supply?
    adductors in medial thigh
  17. The sciatic nerve is composed of the ______________________ and ___________________________ nerves.
    Tibial and common fibular nerves
  18. With the exception of the anterior thigh, what nerve branches supply the entire lower limb?
    Sciatic and it’s branches
  19. Which nerve is responsible for voluntary control of urination?
    Pudendal
  20. Name the nerve most likely to be damaged if the following symptoms occur:

    Loss of the ability to extend the knee
    femoral nerve
  21. Name the nerve most likely to be damaged if the following symptoms occur:

    Weakness or loss of dorsiflexion of the foot and extension of the toes
    deep fibular nerve
  22. Name the nerve most likely to be damaged if the following symptoms occur: 

    Inability to support the weight of the body when stepping forward on the foot (weakness or loss of plantar flexion)
    Tibial nerve
  23. The medial and lateral plantar nerves branch off what nerve?
    tibial nerve

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