Across
- 3. A blood vessel that carries blood to the heart from tissues and organs in the body
- 5. Carry oxygen rich blood throughout the body
- 6. Blood vessels that supply blood through out your heart
- 9. Main tissue of the heart
- 11. Prevents the heart from beating to slowly
Down
- 1. Open and close like doors in your heart
- 2. one ofthe upper chambers in the heart
- 4. One of the upper chambers of the heart
- 7. Wall that separates the chambers in your heart
- 8. Carry oxygen poor blood to the heart
- 10. Blood vessel that carries oxygen and nutrients