biology: The study of living things. The scientists who study them are known as biologists.
brain scan: A technique to view structures inside the brain, typically with X-rays or a magnetic resonance imaging (or MRI) machine. With MRI technology — especially the type known as functional MRI (or fMRI) — the activity of different brain regions can be viewed during an event, such as viewing pictures, computing sums or listening to music.
cell: (in biology) The smallest structural and functional unit of an organism. Typically too small to see with the unaided eye, it consists of a watery fluid surrounded by a membrane or wall. Depending on their size, animals are made of anywhere from thousands to trillions of cells. Most organisms, such as yeasts, molds, bacteria and some algae, are composed of only one cell.
computer model: A program that runs on a computer that creates a model, or simulation, of a real-world feature, phenomenon or event.
core: Something — usually round-shaped — in the center of an object.
decode: To convert a hidden or secret message into a language that can be understood.
electrode: A device that conducts electricity and is used to make contact with non-metal part of an electrical circuit, or that contacts something through which an electrical signal moves.
element: A building block of some larger structure.
epilepsy: (adj. epileptic) A neurological disorder characterized by seizures.
harmony: Different musical notes or tones played at the same time.
lesion: A tissue or part of the body that shows damage from injury or disease. Lesions come in all shapes and sizes, both inside the body and on its outside. A pus-filled wound on the skin is one example. Cells with holes in them or missing parts due to disease represent a totally different class of lesions.
monitor: To test, sample or watch something, especially on a regular or ongoing basis.
neuron: The main cell type of the nervous system — the brain, spinal column and nerves. These specialized…
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