Fadhilahumar91 61 / 73 6 Aug 15, 2016 #1Positron emission tomography scanners (PET scanner) is an instrument to reads brain processes when a person is doing an activity. The scientists use PET scanner to capture brains capacity of scholars, such as their remembrance and excellent ability in math. PET works by skimming the brain's working. Although, it allow in the brain of the average people. But, it helps the researchers to understand Parkinson's syndrome and find the best approach for stroke.PET scanner follow by radioactive tracer, and it vaccinated in the blood, especially in glucose. When the molecule in the cells use for vigor. The scanner establish 3D picture in our body, chiefly in the brain's part that working. Although the scanner work by radioactive, but it uses in tiny doses. For safety, the scanner can be work per person once for a year. The benefit of the scanner is capturing a picture of the brain's activity. It helps the doctor to get the best treatment for stroke diseases, traumatic disorder and finding the extraordinary skills from the autism savants that they didn't know.