Human Body Systems

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Across
  1. 4. receives and send electrical messages throughout your body
  2. 6. absorbs oxygen and releases carbon dioxide
  3. 7. Breaks down food into nutrients that your body can absorb
  4. 8. Returns leaked fluids to blood vessels and helps get rid of bacteria and viruses
  5. 9. Provides a frame to support and protect your body parts
Down
  1. 1. works with the skeletal system to help you move
  2. 2. Your skin, hair, and nails, protect the tissue that lies beneath them
  3. 3. Sends out chemical messages
  4. 5. pumps blood through all your blood vessels