The patterns of electrical activity (EEG) in the brain typically change during old age, and the conduction speed of the impulses along neuronal fibres throughout the body also slows down. This is owing to a reduced rate of production of certain biochemical substances involved in _____________ , including serotonin, glucamate, dopamine and acetylcholine (Rosenzweig, Breedlove and Leiman, 2002).

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The Answer of The patterns of electrical activity (EEG) in the brain typically change during old age, and the conduction speed of the impulses along neuronal fibres throughout the body also slows down. This is owing to a reduced rate of production of certain biochemical substances involved in _____________ , including serotonin, glucamate, dopamine and acetylcholine (Rosenzweig, Breedlove and Leiman, 2002).

The Patterns of Electrical Activity (EEG) in the Brain Typically