Test Your Muscle Memory

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Across
  1. 6. The main function of the muscular system.
  2. 11. Your brain and muscles work together to give you good ___ so you don't fall over.
  3. 12. Muscles that move without you thinking about it.
  4. 13. When one muscle in a pair relaxes, the other ___.
Down
  1. 1. Voluntary muscles attached to your bones.
  2. 2. Muscle you control when you want to move.
  3. 3. Signals travel from the brain to the muscles along __.
  4. 4. Muscle movement produces __ in your body.
  5. 5. When one muscle in a pair contracts, the other ___.
  6. 7. Muscle is attached to bone with a ___.
  7. 8. Involuntary muscles in the heart.
  8. 9. When your muscles are balanced and not strained, you have good ___ and do not slouch.
  9. 10. Involuntary muscles that control certain organs and tissues.