Circulatory system

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Across
  1. 2. the color of blood cells that lack a cell nuclei
  2. 4. something high blood pressure can lead to
  3. 7. exercise keeps the heart-healthy
  4. 9. there are no blood ___ in the cornea
Down
  1. 1. your heart pumps oxygenated blood through ___ to the rest of your body
  2. 3. a muscular organ that pumps blood throughout your body
  3. 5. Exercise at least ___ minutes a day
  4. 6. your circulatory system delivers oxygen and ____ to other cells in your body
  5. 8. the system that circulates blood with ___ through the body