Across
- 4. Neurotransmitter that activates muscle
- 6. Fixed attachment point of a muscle
- 7. Ion that triggers muscle contraction
- 8. Thick filament that binds to actin
- 10. Increase in muscle size
- 11. Energy molecule required for contraction
- 14. Basic contractile unit of muscle
- 16. muscle Involuntary muscle found in organs
Down
- 1. Muscle type found only in the heart
- 2. unit Motor neuron + all muscle fibers it controls
- 3. junction Where nerve meets muscle
- 5. Connective tissue surrounding muscles
- 9. Visible banding pattern in skeletal muscle
- 12. muscle Muscle type under voluntary control
- 13. Connects muscle to bone
- 15. Thin filament involved in contraction