Across
- 1. central nervous system
- 9. chemical receptors in the tongue
- 11. contains rods and cones
- 14. cells that form bones
- 16. UV rays can cause
- 17. regulates temperature,thirst,appetite
- 18. C-G-T-A
- 19. pigment that absorbs light energy
- 21. receive signals called impulses
- 23. action potential
- 24. Franklin and Wilkins
- 25. hips,shoulders
Down
- 2. serotonin,endorphins,dopamine
- 3. attached to bones
- 4. present in the heart
- 5. behind the iris
- 6. largest part of the brain
- 7. you taste,hear,smell,see,touch because of these
- 8. found in stomach, intestines, bladder
- 10. active in emergencies
- 12. skull,spine,ribs,sternum
- 13. hair grows out of them
- 15. in the inner ear
- 20. outer layer of the skin
- 22. father of genetics