Across
- 2. organ
- 6. muscles can stretch
- 8. number of muscle types
- 9. "mus" meaning in Latin
- 10. circular movement around an axis
- 12. opposite of contraction
Down
- 1. muscle that is involuntary and voluntary
- 3. acid byproduct of fermentation
- 4. muscle that generates heat
- 5. common injury in runners
- 6. increases angle
- 7. blood supply of cardiac muscle
- 11. connects muscle to bone