muscular system (Jonathan Ramirez)

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Across
  1. 5. an exercise that includes jogging, skating, swimming, etc
  2. 6. a system that moves the bones.
  3. 7. a muscle action that cant be moved by you
  4. 8. a muscle that is found in the digestive system
  5. 9. a muscle that is found in an organ
Down
  1. 1. a muscle that bends
  2. 2. how can endurance be increased
  3. 3. a muscle that straightens
  4. 4. muscle action that can be moved by you