Across
- 2. super small vein or artery
- 5. carries deoxygenated blood
- 6. platelets
- 9. main vein carrying blood
- 11. inner layer of heart
- 12. main artery carrying blood
- 14. white blood cells
Down
- 1. middle layer of heart
- 3. distributes blood out of heart
- 4. lower part of heart
- 5. large vein
- 7. carries oxygenated blood
- 8. outer layer of heart
- 10. top of heart
- 13. red blood cells