Across
- 1. Delivers nutrients and oxygen
- 3. Blood vessels that carry blood back to the heart
- 4. Blood vessels that carry blood away from heart
- 6. Right and left ___ Which receive blood
- 7. The heart has four ____
- 9. High blood pressure is called ___
- 10. Send blood from heart to the body
Down
- 2. Short loop from lungs to heart
- 5. Right and left ___ which pump blood
- 8. Millions of tiny air sacks in the lungs