Body systems

123456789101112131415
Across
  1. 3. what does your digestive system digest?
  2. 6. what organ contains acid?
  3. 7. what organ pumps blood?
  4. 9. what senses pain?
  5. 10. where is your smallest bone located?
  6. 11. What organ is in your head?
  7. 13. what bone protects your brain?
  8. 14. where do you have fewer nerves?
  9. 15. what is essential In the air we breathe?
Down
  1. 1. what system digests your food?
  2. 2. where do you have the most bones?
  3. 3. how many chambers in the heart?
  4. 4. what organ is the last step of digestion?
  5. 5. largest bone
  6. 8. where do you have nerves?
  7. 12. what organ holds air?