The Circulatory System
Across
- 3. Arteries,veins, coronary and portal vessels
- 5. Carries oxygenated blood from the heart to organs and tissues
- 7. Cell fragments that travel in the blood to places where cuts need to be blocked
- 8. Fight foreign cells including disease-causing pathogens
- 10. Lungs
- 12. vena cava Carry oxygen-poor blood into the heart
- 13. Carry oxygen-poor blood back to the heart
Down
- 1. Pumps blood throughout the body through the circulatory system
- 2. Where blood becomes oxygenated
- 4. The heart
- 6. Bring nutrients and oxygen to tissues and remove waste products
- 9. Carried by a chemical called haemoglobin
- 11. Carry oxygen-rich blood from the heart through the body