The Nervous System

2. The pair of globular organs of sight in the head of humans and vertebrates
4. The loss of the ability to move
6. Temporary unconsciousness
8. An event or thought that warns of something or serves as a cautionary example
10. Sight, Smell, Hearing, Taste and Touch
12. A series of flat 'disk-like' bones that form the spinal cord
13. A nerve carrying impulses from the brain or spinal cord to a muscle or gland
17. A single spherical structure containing the genetic material, found at the heart of each cell

1. A nerve that passes impulses towards the central nervous system
3. Four slender jointed parts attached to both hands
5. The two flesh parts which from the upper and lower edges of the human mouth
7. A cylindrical series of vertebrae and nerves leading from the coccyx to the brain
9. The pointed organ situated above the human mouth containing the nostrils
11. Something done, felt or thought in response to an action or event
14. Come to or be in contact with
15. The organs of hearing, situated on the head of humans and vertebrates
16. The opening or 'cavity' in the lower part of the human face
18. A prolonged state of deep unconsciousness