Cardiovascular

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Across
  1. 1. hidden
  2. 4. heart attack
  3. 8. relaxation of heart
  4. 9. blood in vomit
  5. 10. accident
  6. 11. pain
Down
  1. 2. smallest vessel
  2. 3. heart beats ineffectively drowning heart
  3. 5. largest artery in body
  4. 6. cutting and reattaching vessels
  5. 7. brings blood toward heart