Across
- 3. Links the sensory and motor neurones
- 7. Carries the impulse from the receptor
- 8. Automatic response that keep us safe
- 9. Brain and spinal cord
Down
- 1. evaporates to cool us down
- 2. When blood vessels go deeper into the body to conserve heat
- 4. light, sound, heat are all......
- 5. A gap between neurones
- 6. Senses our environment