Across
- 3. abnormal rhythm of heart
- 8. plaque build up in the heart
- 9. valves that don't open properly
- 10. carries blood away from the heart
Down
- 1. main organ in circulatory system
- 2. connects arteries and veins
- 4. bodily fluid that circulates around the body
- 5. carries blood to the heart
- 6. allow blood to flow in one direction to the heart
- 7. flow of blood stops