Before we have a look at the brain diagram, it is important to go through a few facts about the brain and its function. This will help you understand the anatomy of the brain better. The average dimension of the adult human brain is 5.5 inches in width and 6.5 inches in length.
MRI is the most sensitive imaging method when it comes to examining the structure of the brain and spinal cord. It works by exciting the tissue hydrogen protons, which in turn emit electromagnetic signals back to the MRI machine. The MRI machine detects their intensity and translates it into a gray-scale MRI image.
When cancer spreads to parts of the body far from the primary tumor, it is known as metastasis. In some kinds of other factors are also used to help determine the stage, such as the cancer cell type and grade (how abnormal the cancer cells look under a microscope), or the results of certain blood tests.