Across
- 2. Heart attack
- 9. connects veins and arteries
- 10. abnormal heart rate
Down
- 1. Returns blood from the upperbody
- 3. caries O2 and nutrients away from heart
- 4. Returns blood from lowerbody
- 5. main artery of the heart
- 6. A Muscular Organ that pumps blood
- 7. carries Co2 and waste towards heart
- 8. Control flow of blood