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Brain Tumor Research Paper

146 Words1 Pages
A brain tumor is an abnormal growth of tissue that can interrupt proper brain function.
Brain tumors start in the brain and affects the central nervous system. A group of nerves carry messages back and forth between the brain and the rest of the body. Some nerves go directly to the eyes, ears, and other parts of the head. Other nerves run through the spinal cord to connect the brain with the other parts of the body.
Many growths in the brain are popularly called brain tumors, but some brain tumors are not cancerous. A tumor is simply a mass of cells in the tissue. A benign tumor is composed of cells which are not cancerous. A malignant tumor is comprised of cancer cells. Cancer is a term reserved for malignant tumors. Malignant tumors are composed

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