The Brain and its Mysteries!

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Across
  1. 3. Metabolizes and stores energy for the cell.
  2. 4. This part of the nervous system is responsible for maintaining homeostasis.
  3. 5. The inner layer of the three meninges.
  4. 6. Fight or flight.
  5. 9. The "web-like" meninges.
  6. 10. Noncellular fatty covering of a nerve fiber.
  7. 12. Nerve tissue consisting of myelinated nerve fibers.
  8. 14. This material is watery and protects the spinal chord and the brain.
  9. 17. Controls skeletal muscle and movement.
  10. 21. Regrowth, restoration or repair of a part.
  11. 23. A network of nerves.
  12. 24. The first one of these was said to be found in a fish.
  13. 25. Controls the tongue muscles.
  14. 27. The thalamus, hypothalamus, and the epithalamus make up this.
  15. 29. The "glue" of the nervous system.
Down
  1. 1. This much of the heart's output is needed by the brain for normal function.
  2. 2. Rest and digest.
  3. 3. The little brain.
  4. 7. The spinal chord ----> The brain.
  5. 8. The strongest of your body's senses.
  6. 11. Four arteries which unite to form the circle of "_____"
  7. 13. A half of the cerebrum or cerebellum.
  8. 15. There are "_____" cavities in the brain.
  9. 16. The nerve endings that carry out actions.
  10. 18. the "internal clock" of the body.
  11. 19. The long term for REM.
  12. 20. The outer layer of the meninges.
  13. 22. Mass of nerve tissue, principally nerve cell bodies, outside the CNS.
  14. 26. A basic nerve cell.
  15. 27. The part of the nerve that carries impulses to the cell body.
  16. 28. There is only 1 pair of these spinal nerves.