Across
- 2. where air passes to get to your lungs
- 4. contains hydrochloric acid
- 6. regulates sugar
- 8. sends messages to the brain
- 10. where food passes from
- 11. contracts and relaxes to case breathing
Down
- 1. a joint that moves in more than one direction
- 3. a joint that only moves in one direction
- 5. pumps blood
- 7. is the middle of your ribs
- 9. the biggest and longest bone in the human body