Human Body System

1234567891011121314
Across
  1. 1. Where blood gets filtered
  2. 4. A tube that's connected to the mouth and stomach
  3. 7. Directs oxygen into the lungs
  4. 8. Helps form scabs
  5. 11. Building blocks of the body
  6. 12. Group of cells with the same function
  7. 13. Filters that blood goes through
  8. 14. The upper chambers in the heart
Down
  1. 2. Helps with breathing
  2. 3. The lower chambers in the heart
  3. 5. Organ that trades oxygen and carbon dioxide with the blood
  4. 6. Where urine is stored
  5. 8. A liquid inside the blood
  6. 9. Where oxygen passes through to get the lungs
  7. 10. A group of tissue with a specialized function