[Solved] A syn flood is type of spam that floods the inbox with pornographic material. White Matter: The part of the brain and spinal cord made up of myelinated nerve fibers that is responsible for transmitting signals within the nervous system. Parietal Cortex: A region of the brain located in the parietal lobe, involved in processing sensory information from various parts of the body. Illiterate: The inability to read or write, often due to lack of education or exposure to language learning opportunities. Literate: Having the ability to read and write at a level adequate for written communication.