Sliding filament theory and all or nothing

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Across
  1. 4. The minimum stimulus strength needed to trigger contraction
  2. 7. The chemical energy molecule that is needed for Myosin to detach from the Actin
  3. 8. The action of a muscle when its fibres generate tension and shorten
  4. 11. The type of muscle contraction where tension develops without a change in muscle length.
  5. 12. The protein that forms the thick filament in the sarcomere
  6. 14. The enzyme responsible for hyrolyzing an ATP molecule
  7. 15. The ion that binds to Troponin to allow binding to occur
  8. 16. The point where the Myosin head binds to the Actin
  9. 17. The phase of the cycle where the Myosin pulls on the Actin
Down
  1. 1. The type of muscle contraction where force is produced when the muscle lengthens
  2. 2. The protein that lies across the Actin filaments, blocking the binding sites
  3. 3. The group of muscle fibres inervated by the same motor neuron
  4. 5. The protein that calcium binds to in order to allow contraction
  5. 6. The principle that a muscle fibre will either contract fully or not at all
  6. 9. The type of muscle contraction where force is produced when the muscle shortens
  7. 10. The protein that forms the thin filament in the sarcomere
  8. 13. The contractile unit of the muscle fibre