heart

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Across
  1. 4. big vain
  2. 6. top 2 chambers of heart
  3. 7. divides left ad right venticles
  4. 8. takes blood back to the heart
  5. 9. tiny blood vessels
  6. 10. carries blood away from the heart
Down
  1. 1. bottom 2 chambers of heart
  2. 2. heart shocker
  3. 3. muscles that make up heart
  4. 5. main artery, takes blood to the body
  5. 8. keeps blood flowing in right direction