Across
- 2. Part of the blood where nutrients are dissolved
- 3. Carries blood toward the heart
- 5. You have almost 5 liters of this in your body
- 7. The main organ of the circulatory system
- 9. Muscular thick-walled lower chambers which pump blood from the heart.
- 10. Thin-walled upper heart chambers which receive blood and pump blood to the ventricles
- 11. Allow blood to only flow in one direction
Down
- 1. Connects arteries and veins
- 4. Muscular central wall dividing the heart into two halves.
- 6. This is what gets distributed to the body
- 8. Carries blood away from the heart