cardiovascular system

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Across
  1. 2. the heart___ over ten-thousand times a day
  2. 3. branch together to form larger veins
  3. 5. Arteries branch into smaller vessels called
  4. 8. artery in foot
  5. 9. bring deoxygenated blood from right side of heart to lungs
  6. 10. the main artery of the body
  7. 12. continuous one-way circuit through the body, involving 2 main loops
  8. 13. supplied, treated, or enriched with oxygen
  9. 15. body's largest veins
  10. 20. connect arteries and veins
  11. 21. the____ transports nutrients and oxygen through the body
Down
  1. 1. remove oxygen from
  2. 4. the part of the vascular system that carries blood from the left ventricle to organs and tissues of the body
  3. 6. artery in lower arm
  4. 7. artery in lower leg
  5. 11. balance or equilibrium
  6. 14. artery in thigh
  7. 16. carry blood away from the heart
  8. 17. prevent backwards flow
  9. 18. strong muscular organ that pumps blood
  10. 19. carry blood back to the heart