Human Body Systems

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Across
  1. 3. covers the body, protects against injury, makes vitamin D and feels sensations
  2. 4. transports oxygen, carbon dioxide, nutrients, and waste in the blood
  3. 5. picks up fluid leaked from blood vessels and plays roles in the immunity via phagocytosis and holding white blood cells
  4. 8. breaks down food into smaller nutrients that can be absorbed, and eliminates undigestible materials into feces
  5. 9. provides oxygen to the blood and removes carbon dioxide
  6. 10. makes the hormones that allow the production of cells that are used to make new humans
  7. 11. protects & supports organs, serves as an attachment site for muscles to cause movement, stores minerals, and makes blood cells
Down
  1. 1. controls growth, reproduction, and nutrient use using hormones
  2. 2. eliminates waste that contains Nitrogen and regulates water, electrolytes, acid-base balance in the blood
  3. 6. allows movement and expression and also maintains posture and produces heat for the body
  4. 7. the "control system" of the body that rapidly responds to changes by activating effectors