Across
- 2. The number of chambers the heart has
- 3. The largest artery
- 5. Carry oxygen rich blood away from the heart, through the aorta
- 9. Carry the blood containing waste products from the capillaries back to the heart
- 10. They cause the blood to clot
- 12. The muscular layer of the heart
- 13. This is where blood cells are formed
- 15. This gives blood its red color
- 16. Tiny blood vessels that receive blood from the arteries
Down
- 1. White blood cells
- 4. Red blood cells
- 6. The inner layer of the heart
- 7. The outer layer of the heart
- 8. What is plasma mostly made of?
- 11. The contracting phase of the heart, when the ventricles pump blood through the blood vessels
- 14. Functions as the pump of the circulatory system