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High Order Functions - consciousness Brain Chemistry and...

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High Order Functions Higher order functions • Are performed by the cerebral cortex and involve complex interactions • Involve conscious and unconscious information processing • Are subject to modification and adjustment over time Memory • Short term or long term • Memory consolidation is moving from short term to long term • Amnesia is the loss of memory due to disease or trauma Consciousness • Deep sleep, the body relaxes and cerebral cortex activity is low • REM sleep active dreaming occurs • The reticular activating system (RAS) is important to arousal and maintenance of
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Unformatted text preview: consciousness Brain Chemistry and Behavior Neurotransmitters and the brain • Neurotransmitters and brain function • Changes in balance between neurotransmitters can profoundly alter brain function • Personality and self-awareness • Characteristics of the brain as an integrated system rather than one specific component Aging and the Nervous System Age-related changes • Reduction in brain size and weight • Reduction in the number of neurons • Decrease in blood flow to the brain • Changes in synaptic organization of the brain • Intracellular and extracellular changes in CNS neurons...
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