Across
- 4. disease of the muscle
- 5. another term for elastic filament
- 7. the shape of a smooth muscle cell
- 8. stimulates production of more myofilaments and more mitochondria, myoglobin, glycogen, and blood vessels
- 11. when muscle is relaxed, this regulatory protein blocks the active site on myosin
- 12. another term for neuromuscular junction
Down
- 1. thick myofilament
- 2. thin myofilament
- 3. space between the motor neuron and muscle cell, where neurotransmitters are released
- 6. term for cardiac muscle cell
- 9. this occurs in unused muscles
- 10. this muscle type has no striations