Across
- 2. a blood clot
- 4. low levels of sugar in the bloodstream
- 6. low blood pressure
- 9. disease of the heart
- 10. raised blood pressure
- 14. a sac that surrounds the heart to lubricate and protect
- 16. high levels of sugar in the bloodstream
- 18. slow heart rate
- 19. formation of a blood clot which can block blood flow through a blood vessel
- 20. lining of the heart forming the valves
Down
- 1. decrease in the number of white blood cells
- 3. enlarged heart
- 5. blue skin due to lack of oxygen
- 7. fast heart rate
- 8. inflammation of a vein
- 11. the muscular tissue of the heart
- 12. lack of clotting cells (thrombocytes)
- 13. excessive bleeding, escape of blood from a ruptured blood vessel
- 15. collection of blood in tissues causing a swelling
- 16. low levels of oxygen in the blood
- 17. relating to the heart and blood vessels