Across
- 4. main bodily veins
- 8. smallest blood vessels that allow for diffusion of nutrients and gases
- 10. blood vessels carrying blood away from the heart
Down
- 1. upper chambers of the heart
- 2. smaller blood vessels carrying oxygenated blood
- 3. smaller blood vessels carrying deoxygenated blood
- 5. blood vessels carrying blood to the heart
- 6. lower chambers of the heart
- 7. organ responsible for pumping blood around the body
- 9. main bodily artery