Circulatory system
Across
- 2. - Blood vessels that carry blood towards the heart.
- 5. - The liquid part of blood, transporting cells and nutrients.
- 7. - The two lower chambers of the heart that pump blood out.
- 8. - Type of tissue that makes up the heart, allowing it to contract.
- 10. - Tiny blood vessels where oxygen exchange occurs.
- 11. - Blood vessels that carry blood away from the heart.
- 12. - Anything related to the heart, like cardiac muscle.
- 14. - The largest artery in the body, carrying oxygenated blood from the heart.
- 17. - Blood vessels that supply blood to the heart muscle itself.
- 18. - The fluid that carries oxygen and nutrients to cells.
Down
- 1. - The valve between the left atrium and left ventricle.
- 3. - The protective sac around the heart.
- 4. - Controls blood flow through the heart, preventing backflow.
- 5. - Related to the lungs; also the name of an artery carrying blood to the lungs.
- 6. - The wall that separates the left and right sides of the heart.
- 9. Cava - The largest veins that bring deoxygenated blood to the heart.
- 10. - The process of moving blood throughout the body.
- 13. - Gas that the blood carries from the lungs to the body's cells.
- 15. - The valve between the right atrium and right ventricle.
- 16. - The two upper chambers of the heart where blood enters.