Across
- 4. A chemical released into the blood to trigger parts of the body
- 5. One of the two major divisions of the nervous system
- 6. When you've had something from birth
- 8. Supports the structure of the face and forms a cavity for the brain
- 9. Responsible for controlling balance and more
- 16. Chemicals which allow the transmission of signals from one neuron to the next
- 18. It's something you do without needing to think about it properly
- 19. Structural and and functional units of all living organisms
- 20. It recieves chemical signals
- 22. callosum It divides the cerebrum into left and right hemispheres
- 23. When you get used to something overtime
- 25. It permits a neuron to pass a chemical to another cell
- 28. cord From the brain the spinal cord goes down the middle of the back
Down
- 1. It is composed of tissues that enable it to perform a particular function
- 2. It is the largest part of the brain
- 3. behaviour Behaviour directed towards society
- 5. fluid A protective fluid that circulates around the brain and spinal cord
- 7. They transport messages to the brain
- 10. hemisphere It controls most parts of the right side of the body
- 11. hemisphere Controls more parts of the left side of the body
- 12. It surrounds the brain and spinal cord
- 13. stem It is the part of the brain that connects the cerebrum with the spinal cord
- 14. A learned response to a stimulus
- 15. time A measure of how quickly an organism can respond
- 17. When a young animal follows what their mother/father are doing
- 21. arc A neural pathway that controls an action reflex
- 24. The ability to use past experiences to solve new problems
- 26. The peripheral part of the nervous system
- 27. Causing a response