body system

123456789101112
Across
  1. 3. oxygen transport
  2. 9. carries blood away
  3. 10. chambers pumping blood to the body
  4. 11. basic structure unit
  5. 12. the pump
Down
  1. 1. wall separating left and right of the heart
  2. 2. ensure one way blood flow
  3. 4. largest artery
  4. 5. two bones meet
  5. 6. makes you strong
  6. 7. makes structure for body
  7. 8. carries blood to the heart