Muscular system Oscar Frick

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Across
  1. 1. A strain is when a muscle or a tendon is
  2. 3. Your skeletal muscles strengthen if you ___.
  3. 7. Your bicep ____ when your tricep contracts.
  4. 8. A strain can also be when a muscle or tendon is ___.
  5. 10. Your organs are ____ muscles.
  6. 11. What do your cardiac muscles make up?
  7. 12. Muscles you move on your own.
Down
  1. 2. A muscle that bends.
  2. 4. Muscles that move on their own.
  3. 5. A muscle that straightens.
  4. 6. The muscles that make your bones move.
  5. 9. Your tricep ____ if your bicep relaxes.