Across
- 3. Disk shaped
- 6. smallest blood vessel
- 8. is Synthesizedthe in red marrow
- 9. Bottom section of heart
- 10. top section of heart
- 11. Muscular tissue of heart
- 12. carries blood from the lungs to the atrium
- 14. Protective sticky outerlayer of heart
Down
- 1. Blood can only exit from here
- 2. Five types
- 4. smooth tissue that lines chambers and valves of the heart
- 5. carries blood from ventricle to lungs
- 7. the where blood path starts
- 13. carries blood to heart
- 15. carries blood away from heart