Chapter 14: Peripheral Nervous System: Cranial Nerves and Spinal Nerves

Chapter Objectives

  1. Describe the distribution and function of each cranial nerve.
  2. List the sensory cranial nerves and their functions.
  3. List the somatic motor cranial nerves and their functions.
  4. List the combination somatic motor and sensory cranial nerves and their functions.
  5. List the combination somatic motor and parasympathetic cranial nerves and their functions.
  6. List the combination somatic motor, sensory, and parasympathetic cranial nerves and their functions.
  7. List, by letter and number, the spinal nerves existing at each vertebral level.
  8. Explain what is meant by a dermatomal map.
  9. Outline the pattern and distribution of the simplest spinal nerves, which do not participate in the formation of the plexuses.
  10. Explain the difference between ventral and dorsal rami.
  11. Define the term plexus.
  12. Describe the structure, distribution, and function of the cervical plexus.
  13. Describe the general structure, distribution, and function of the nerves derived from the brachial plexus.
  14. Explain the structural and functional basis of deficits resulting from damage to each upper limb nerve.
  15. Describe the structure, distribution, and function of the obturator, femoral, tibial, and common fibular nerves.
  16. Discuss the parts of the ischiadic (sciatic) nerve.
  17. List the structures innervated by the coccygeal plexus.

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