Circulatory System
Across
- 4. These are used in blood clotting when there's a cut.
- 5. This type of blood vessel carries blood BACK to the heart under low pressure.
- 7. This cells engulf bacteria and protect the body.
- 9. This vein carries oxygenated blood from the lungs to the heart.
- 11. This type of blood vessel carries blood AWAY from heart under high pressure.
- 12. This artery carries deoxygenated blood from the heart to the lungs.
- 13. This component of blood is light yellow liquid containing mostly water with dissolved nutrients.
- 17. The heart has lower chambers called _____________
- 19. tubes that carry blood within the body
- 21. This artery carries oxygenated blood to all parts of the body.
- 22. This side of the heart contains blood with more carbon dioxide (deoxygenated).
Down
- 1. In general, the size of your heart is like your clenched ______.
- 2. This side of the heart contains blood rich in oxygen (oxygenated).
- 3. This cells have biconcave shape and no nucleus.
- 5. This part of the heart ensure blood flows in one direction. It prevent bloods from going backwards.
- 6. it is an organ that pumps blood throughout the body
- 8. This type of blood vessels is only one cell thick and used for exchange of substances between blood and the tissues.
- 10. The left ventricle has thicker and muscular __________ to withstand pressure as blood are pumped blood to all parts of the body.
- 14. The blood circulates around the body and passes through the heart twice hence why it's called __________ circulation.
- 15. This blood vessel leads to right atrium and contain blood rich in carbon dioxide.
- 16. The heart has upper chambers called ___________
- 18. A fluid that transport substances throughout the body
- 20. The right ventricle pump blood to this organ.