tion:Key words are1. Brain - the part of the central nervous system that includes all of the higher nervous centers, enclosed within the skull.2. Concentration - EXCLUSIVE attention to one OBJECT; or close mental application.3. Focus - a central point, as of attraction, attention, or activity.4. Cerebral cortex - The extensive outer layer of gray matter of the cerebral hemispheres, LARGELY responsible for higher brain functions, including sensation, voluntary muscle movement, thought, reasoning, and memory.5. Mind - the human consciousness that originates in the brain and is MANIFESTED especially in thought, perception, emotion, will, memory, and imagination.6. Mental - involving the mind or an intellectual process.7. Neurons - any of the impulse-conducting cells that constitute the brain.8. Electrochemical signal - signal transmitted throughout the brain by neurons.9. Consciousness - an alert cognitive state in which you are aware of yourself and your situation.10. Memory - the mental capacity of retaining and reviving facts, events, impressions, etc., or of recalling and recognizing previous experiences.11. Thought - to have a conscious mind, to some extent of reasoning, remembering experiences, making rational decisions, etc.12. Attention - concentration of the mental powers upon an object; a close or careful OBSERVING or listening.