Health Vocab

8. occurs when something blocks the blood supply to part of the brain or when a blood vessel in the brain bursts.
9. using a balloon to stretch open a narrowed or blocked artery.
10. (of an illness) persisting for a long time or constantly recurring.
11. causes itchy welts that may be triggered by foods, medications or other substances.
13. (of a disease) very virulent or infectious.
15. The removal of cells or tissues for examination by a pathologist.
16. a substance, organism, or agent capable of causing cancer.
18. a diminution of the seriousness or intensity of disease or pain; a temporary recovery.
19. a drug treatment that uses powerful chemicals to kill fast-growing cells in your body.
20. a disease that affects your lungs.
22. occurs when your immune system reacts to a foreign substance — such as pollen, bee venom or pet dander — or a food that doesn't cause a reaction in most people.
23. Inflammation of one or more joints, causing pain and stiffness that can worsen with age.
24. a chemical found in some of the body's cell

1. the most common form of arthritis.
2. a hormone created by your pancreas that controls the amount of glucose in your bloodstream at any given moment.
3. the passing on of physical or mental characteristics genetically from one generation to another.
4. (of a disease) not harmful in effect.
5. when the flow of oxygen-rich blood in one or more of the coronary arteries, which supply the heart muscle, suddenly becomes blocked, and a section of heart muscle can't get enough oxygen.
6. A group of diseases that result in too much sugar in the blood (high blood glucose).
7. a cancer treatment that uses high doses of radiation to kill cancer cells and shrink tumors.
12. A disease in which the function or structure of the affected tissues or organs changes for the worse over time.
14. the fact of occurring again.
17. The removal of cells or tissues for examination by a pathologist.
21. any of a large number of diseases characterized by the development of abnormal cells that divide uncontrollably and can infiltrate and destroy normal body tissue.