Across
- 2. line through fibers
- 5. organelle of muscle cell
- 6. both myosin and actin
- 7. response to stimuli
- 13. is a bunch of muscle fibers
- 15. neurotransmitter
- 16. actin only
- 18. between fibers
- 19. connects muscle to bone
Down
- 1. ability to be stretched
- 3. junction connects motor nerve to its fibers
- 4. ability to contract
- 8. above fiber bundles
- 9. fluffy fiber
- 10. from z line to z line
- 11. in between fiber bundles
- 12. ability of a muscle to return its to original length
- 14. thin fiber
- 17. unit nerve and everything it controls