Across
- 4. muscle that pumps blood
- 5. carries blood to the body
- 8. carries blood back to the heart
- 10. system system that circulates blood through the heart
- 13. lower heart chambers
- 14. oxygenate blood
Down
- 1. blood cells fight disease
- 2. the smallest vessel
- 3. stops blood clots
- 6. blood cells carry oxygen
- 7. upper heart chambers
- 9. what the cells need to grow and develop
- 11. where the blood goes
- 12. largest artery in the heart
- 13. Cava largest vein in the heart