Skeletal Muscle

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Across
  1. 2. _______ contraction coupling
  2. 6. constant muscle tension with no change in length
  3. 8. thick filament is made up of _____
Down
  1. 1. voltage _____ channels open
  2. 3. _______ enters, releasing acetylcholine
  3. 4. _____ changes its shape to expose binding sites
  4. 5. opposite of antagonist
  5. 7. tends to be proximal