Skeletal and Muscular system

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Across
  1. 3. allows muscles to return to there original shape
  2. 5. the state of partial contraction
  3. 9. connect muscles to bones
  4. 10. is able to be stretched
  5. 12. contracts automatically
Down
  1. 1. muscles you contract when you move
  2. 2. attaches to bones moves voluntary
  3. 4. when stimulated by nerves it contracts
  4. 6. forms the wall of the heart and contracts to circulate blood involuntary
  5. 7. forms the walls of the internal muscles involuntary
  6. 8. shrinks in size and lose strength
  7. 11. attaches to bones to provide movement