Across
- 2. blood-filled weak spot in the brain
- 7. cancer-causing agents
- 9. lack of oxygen-rich blood to the heart
- 13. heart and blood diseases
- 14. when the heart doesn't receive enough blood
- 15. removal of tissue to check for cancer
Down
- 1. stroke near the cerebrum
- 3. twitching of the heart
- 4. when a tumor is cancerous
- 5. Diseases that last long periods of time
- 6. normal gene turned cancer-causing
- 8. cancer spreading throughout the body
- 10. mass of abnormal cells
- 11. rapid production of abnormal cells
- 12. disruption of blood flow to the brain