hierarchical organization of interacting systems in a human body

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Across
  1. 4. system A system that keeps the body operating at a normal temperature
  2. 6. system A system that helps remove waste and toxins from the body
  3. 9. mechanism A mechanism that keeps an organism at a stable internal state
  4. 10. nervous system A system that controls bodily functions such as heart rate and digestion
  5. 11. system A system that processes food and turns it into energy
  6. 12. system A system that allows for muscle contraction and movement
Down
  1. 1. system A system that provides structure and support to the body
  2. 2. system A system that pumps blood through the body and supplies oxygen to cells
  3. 3. system A system that transports urine from the kidneys to the bladder
  4. 5. system A system that sends signals throughout the body and allows for voluntary movement
  5. 7. system A system that produces hormones that regulate many bodily processes
  6. 8. system A system that fights infection and disease