Across
- 3. type of joint that allows for back-and-forth motion
- 6. the cells responsible for carrying oxygen
- 8. flexible connective tissue found in joints
- 10. unit of heat energy
- 11. main organ of the nervous system
Down
- 1. The place where two or more bones meet
- 2. process by which the body converts food into energy
- 3. chemical messenger produced by the body
- 4. main organ of the circulatory system
- 5. Tissue that contracts to produce movement
- 7. type of joint that allows for rotational movement
- 9. Essential for life, makes up most of the human body
- 11. A hard, mineralized tissue that forms the skeleton