Nerve Cells

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Across
  1. 1. nerve cell extensions are called nerve ______
  2. 4. These neurons have a single process that branches to form a central process and peripheral process
  3. 5. Type of glia that carries on phagocytosis
  4. 8. Place where nerve information is transmitted from one neuron to another
  5. 9. Star shaped glia that feed the neurons by picking up glucose
  6. 11. are found only in the PNS and support nerve fibers
  7. 13. cranial nerves originate here
  8. 17. These cells form thin sheets that line cavities in the brain
  9. 18. These neurons have one axon and several dendrites
  10. 21. This is the rest or repair division
  11. 24. structural and functional center of the entire nervous system
  12. 25. This division prepares the body for fight or flight
Down
  1. 2. Another name for the cell body
  2. 3. The visceral effectors of the ANS carry information smooth muscles, cardiac muscles and _____
  3. 6. Support the neurons
  4. 7. Excitable cells that conduct impulses
  5. 10. carry information to the skeletal muscles
  6. 12. This division of the nervous system consists of incoming sensory pathways
  7. 14. the efferent division consists of all outgoing _______ pathways
  8. 15. These neurons are found in the retina, inner ear and olfactory pathway
  9. 16. produce the fatty myelin sheath
  10. 19. receive stimuli and conduct electrical signals
  11. 20. Bundles of intermediate filaments
  12. 21. consists of nerve tissues that lie in the periphery
  13. 22. Microscopic gaps in the myelin sheath are called nodes of _______
  14. 23. Conduct impulses away from the cell body