Skeletal and Muscular System

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Across
  1. 5. muscles that are under our control
  2. 6. two bones are joined together by this
  3. 7. a chain of 33 small bones
  4. 8. a muscle and a bone are joined together by this
Down
  1. 1. the muscles of the heart
  2. 2. the longest bone
  3. 3. joint present in first two vertebrae of back bone
  4. 4. a framework of bones