Nervous System Crossword
Across
- 1. relating to or situated on back of head
- 3. away from internal structures
- 6. ability to recall information about the past (Events/knowledge)
- 8. motion/movement
- 11. three-layered tissue that protects brain and spinal cord
- 12. adaption; form of organism to changed conditions
- 15. pertaining to forehead
- 16. abbreviation of "central nervous system"
- 17. acting,occuring involuntarily; no conscious control
- 18. the portion of brain responsible for motor functions
- 20. white, fat, material covering long nerve fibers
- 21. tree-like extensions at beginning of neuron which increases surface area of cell body
- 22. done with conscious will of the individual
- 23. point at which a nervous impulse passes from one neuron to the next
- 25. round bulge on underside of brain stem; separates midbrain from medulla oblongata
- 26. abbreviation of "peripheral nervous system"
Down
- 2. largest part of brain responsible for speech
- 4. part of brain responsible for consciousness and alertness
- 5. cells that support and protect neuron
- 7. large glial cell found in CNS
- 9. pertaining to temple region of head
- 10. body's chemical messengers
- 13. done other than with the conscious will of the individual
- 14. sends signals from the cns to skeletal muscles and from the receptors of the external stimuli
- 17. thread-like extension of neuron which carries nerve impulses
- 19. topmost part of brainstem responsible for visual processing
- 24. relating to sensation(perception of stimulus