Across
- 3. the different regions into which the cerebral cortex is divided
- 6. nerves branching beyond the spinal cord into the body
- 8. the gap that exists between individual nerve cells
- 10. the brain and spinal cord
- 12. the chemicals released by neurons, which determine the rate at which other neurons fire
- 13. an imaging technique used to study the brain to pinpoint injuries and brain deterioration
- 15. a measuring technique used to study brian structure and activity
- 16. a machines used to record the electrical activity of large portions of the brain
- 17. the part of the peripheral nervous system that controls voluntary movement of skeletal muscles
- 18. a part of the brain that covers the brain's central core, responsible for sensory and motor control and the processing of thinking and language
Down
- 1. a chemical communication system, using hormones, by which messages are sent through the bloodstream
- 2. the long, thin cells of nerve tissue along which messages travel to and from the brain
- 4. the center of control of the endocrine system that secretes a large number of hormones
- 5. the part of the peripheral nervous system that controls internal biological functions
- 6. an imaging technique used to see which brian areas are being activated while performing tasks
- 7. nerves that run up and down the length of the back and transmit most messages between the body and brain
- 9. a part of the brain located at the rear base of the skull that is involved in the basic processes of life
- 11. a small part of the brain above the pons that arouses the brain, integrates sensory information and relays it upward
- 14. chemical substances that carry messages through the body in blood