Muscle Function Crossword

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Across
  1. 3. Not enough oxygen
  2. 7. Made of connective tissue
  3. 8. Muscles are tired
  4. 9. Muscle for heart
  5. 12. Attachment to the bone
Down
  1. 1. Point of attachment
  2. 2. Striated 40-45%
  3. 4. Tension caused by movement
  4. 5. Posture
  5. 6. Muscles that relax during movement
  6. 10. Needed for movement
  7. 11. Nonstriated