Across
- 3. farther from the surface of the body
- 6. toward the feet end of the body
- 7. symptoms that continue over an extended amount of time
- 11. farther away from the center of the body
- 12. symptoms or signs that begin and worsen quickly
- 13. the front side of the body
- 14. swelling caused by too much fluid trapped in the body's tissues
- 15. closer to the surface of the body
Down
- 1. toward the head end of the body
- 2. two lower chambers of the heart
- 4. laying face down
- 5. closer toward the center of the body
- 8. the back side of the body
- 9. laying face up
- 10. tiny air sacks where O2 and CO2 are exchanged
- 12. two upper chambers of the heart