Across
- 3. Heart>Body Cells>Heart
- 8. Oxygenated blood
- 9. type of muscle located in the heart
- 10. Vessels take blood away from heart
- 11. Prevents the backflow of blood
Down
- 1. Heart>Lungs>Heart
- 2. Deoxygenated blood
- 4. Smallest blood vessels
- 5. Vessels take blood to the heart
- 6. Tubes that transport blood
- 7. Membrane that surrounds the heart