Across
- 5. weakening of the heart muscle
- 6. carry oxygen from the lungs to cells
- 7. blood picks up
- 9. the largest vein
- 13. the biggest artery
- 14. irregularities in heart beat
- 15. cancer of the blood
Down
- 1. connective tissue made up of blood cells and plasma
- 2. dioxide blood picks up
- 3. make up 45% of blood volume
- 4. where gasses and nutrients are exchanged
- 7. protects the body against diseases
- 8. inflammation of outer membrane covering the heart
- 10. yellow liquid
- 11. blood picks up
- 12. low rbc count