MUSCULAR SYSTEM

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Across
  1. 1. What's the overall function of this system?
  2. 3. Which system helps pump your heart?
  3. 4. Which system maintains posture and balance?
  4. 7. How many muscles are in your body?
Down
  1. 2. What are muscles made up of?
  2. 4. Which system maintains blood pressure and flow?
  3. 5. What pulls on bones to move the body.
  4. 6. Where do skeletal muscles attach to?