Across
- 1. is a single long fibre that extends from the other side of the cyton
- 4. nerves perform functions of both sensory nerves and motor nerves
- 7. nerves carry impulses from the brain and spinal cord to the muscles and glands
- 10. of the body are controlled with the help of the nervous system
- 11. is a specialised cell for receiving messages from one part of the body and conducting them to the other parts
- 13. is the continuation of the medulla oblongata of the brain
- 14. is a junction where communication between two neurons occurs
- 16. controls body balance
- 17. is the reaction of an organism to a stimulus
- 19. is a sheath that covers the neuron
Down
- 2. is the lesson we revised in this crossword
- 3. controls internal body functions
- 5. is the message that travels along the nerve
- 6. is the main control center of the nervous system
- 8. controls the vision of our body
- 9. nerves carry impulses from the sense organs to either spinal cord or the brain
- 12. is a cell body which contains the nucleus
- 15. are short fibres extending from the cell body of a nerve cell
- 18. is a sudden change in the environment of an organism
- 20. parts of brain are present in our body