Circulatory system
Across
- 1. The largest artery in the body
- 4. a hollow muscular organ that pumps blood
- 6. The upper cavity of the heart that receives oxygenated blood
- 7. re-oxygenates blood
- 9. another name for a leukocyte
- 11. carries de-oxygenated blood to the heart
- 12. These are tubular structures that carry
Down
- 2. the upper cavity of the heart that receives de-oxygenated blood
- 3. pushes blood out to the rest of the body
- 5. Carries oxygenated blood from the heart
- 8. A smaller version of #5
- 10. another name for an erythrocyte