| A | B |
| Adenoids | glands children have at the back of the throat. |
| Pneumonia | lung infection and is often the final cause of death in late stage AIDS. |
| Neuritis | Alcoholism can cause damage to peripheral nerves which can lead to foot ulcers. |
| Urticaria | the realse of histamine can produce itchy, slightly elevated skin wheals known as urticaria or hives. |
| Amphetamines | Work by acting on the cerebal cortex and the reticular activating system. |
| Anthrax | Infectious disease transmitted from farm animals. |
| Aorta | The biggest artery in the body. |
| Arteriousclerosis | Leading cause of death in the Western countries. |
| Bell's Palsy | One side of the face is paralyzed. |
| Bipolar Disorder | Changes in moods caused by biochemical changes in the limbic system of the brain. |