Across
- 1. membrane covering the brain and spinal cord
- 3. structure
- 6. spinal cord
- 7. instrument used to record an image
- 8. spider
- 11. cerebellum
- 14. another word for convolutions in the brain; raised, elevated regions of the brain
- 15. sensation; feeling
- 16. brain
- 17. cerebrum
- 19. loss of the ability to move (and sometimes feel) in part or most of the body; typically a result of illness, poison, or injury
- 22. (elevated) folds on the surface of the cerebrum that increase the surface area of the brain
- 25. occurs when blood flow to the brain is interrupted; a stroke
- 26. something that can elicit or evoke a physiological response in a cell, tissue, or organism
- 27. four cavities within the brain that are filled with cerebrospinal fluid (CSF)
- 28. half
- 30. skull
Down
- 2. a chemical messenger that carries, boosts, and balances signals between neurons
- 4. body perceives danger & prepares to run away or stand and fight (HR increases, pupils & bronchi dilate, mouth becomes dry)
- 5. head
- 9. water
- 10. paralysis
- 12. procedure where a needle is inserted between two vertebrae to remove a sample of CSF
- 13. like; resemble
- 18. inability of some substances to penetrate the brain tissue
- 20. loss in at least two areas of cognitive function: thinking, remembering, and/or reasoning
- 21. within
- 23. mind
- 24. another word for convolutions in the brain; these are the grooves or ridges
- 29. nerve