Muscles and Muscle Contraction

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Across
  1. 3. conducts the action potential down into the muscle (no hyphen)
  2. 5. distance from one Z-line to the next
  3. 6. makes up the muscle cell fibers
  4. 7. stores calcium (no space)
  5. 9. formed between myosin and actin
  6. 11. connects muscle to bone
  7. 12. thick filament protein
Down
  1. 1. bending of the crossbridge (no space)
  2. 2. place where the nerve and muscle meet(no space)
  3. 3. binds calcium
  4. 4. blocks the myosin binding site
  5. 8. thin filament protein
  6. 10. needed to release the crossbridge