Across
- 5. atrium Receives deoxygenated blood from the body via the vena cava.
- 6. Blood with little or no oxygen.
- 8. Help in blood clotting.
- 9. cava Large vein carrying deoxygenated blood into the heart.
- 10. Tiny blood vessels where diffusion of gases and nutrients occurs.
- 13. Movement of substances (like gases) across capillary walls.
Down
- 1. The largest artery; carries oxygenated blood from the heart to the body.
- 2. Carries blood away from the heart.
- 3. blood cells Fight infection.
- 4. Divides the left and right sides of the heart.
- 7. The liquid part of blood that carries cells and substances.
- 8. artery Carries deoxygenated blood from the heart to the lungs.
- 9. Carries blood toward the heart.
- 11. blood cells Carry oxygen using haemoglobin.
- 12. vessel General term for arteries, veins, and capillaries.