CNS Crossword

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Across
  1. 2. The "horse's tail" structure found at the lower end of the spinal cord is called what?
  2. 3. A spinal cord feature that, in its center, is filled with cerebrospinal fluid.
  3. 6. A collection of neuron cell bodies deep within the cerebrum, aiding in motor fine-tuning.
  4. 8. The spinal cord’s white matter contains these bundles of axons running up or down.
  5. 9. The gray matter structure connecting the two sides of the spinal cord’s butterfly shape.
  6. 13. This brain region compares intended and actual movements for skeletal muscle control.
  7. 15. Name the brain part with four lobes and a cortex of neuron cell bodies.
  8. 19. A type of fiber in the cerebrum’s white matter that links cortex areas within one hemisphere.
  9. 20. White matter fibers that carry action potentials out of the brain to the body.
  10. 21. The tracts in the spinal cord’s _____ matter are myelinated.
  11. 22. The outer layer of the cerebrum, about 2-5 mm thick, is made of what type of matter?
  12. 24. Where an anesthetic is injected, outside the dura mater, in the spinal region.
Down
  1. 1. The tough outer layer of the meninges, attached to the skull’s periosteal layer.
  2. 4. The middle meningeal layer, named for its wispy, spider-like connections.
  3. 5. Name the innermost meningeal layer, directly attached to the nervous tissue.
  4. 7. This fluid cushions the brain and spinal cord, found in the subarachnoid space.
  5. 10. What brainstem area has a crossing-over point for motor fibers called decussation?
  6. 11. A pathway from the spinal cord to the cerebellum carries what type of information?
  7. 12. Fibers in the white matter that connect the left and right hemispheres of the cerebrum.
  8. 14. A region in the midbrain with reddish nuclei that manage posture and muscle tone.
  9. 16. This part of the diencephalon controls visceral functions and hunger cues.
  10. 17. This diencephalon part relays sensory info to the cortex and gives crude awareness.
  11. 18. This brainstem region contains nuclei that help regulate breathing along with the medulla.
  12. 23. This part of the brain is divided into lobes like frontal and parietal.
  13. 25. These structures in the cerebellum connect it to the brainstem.