Cardiovascular System
Across
- 3. / heart
- 7. / chest
- 8. / clot
- 11. / the study of the heart
- 12. / blood vessel
- 13. / carries oxygenated blood out of the heart
- 14. / vein
- 18. / heart beats slow
- 20. / narrows
- 21. / aorta
Down
- 1. / vessel
- 2. / vein
- 4. / artery
- 5. / heart
- 6. / hardening of the artery
- 9. / heart beats fast
- 10. / cell
- 15. / embolus
- 16. / oxygen
- 17. / carries deoxygenated blood to heart
- 19. / widening