Across
- 4. what stimulates high levels of Ca2+ in muscle fiber
- 6. main component of elastic filaments
- 7. space between axon and muscle fiber
- 8. end of the motor neuron
- 9. process of motor neuron releasing Ach from synaptic vesicles
- 13. decrease in muscle size/fxn due to cut nerve
Down
- 1. covers binding site on actin
- 2. stores Ach on motor neuron
- 3. part of thin filament that binds to calcium
- 5. main component of thick filament
- 10. organizaed units of contraction
- 11. calcium levels must be ________ in muscle fiber for SFM to start
- 12. main component of thin filament