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ATTAINING MATURITY / WINDOWS OF VULNERABILITY [ WAVES OF CHANGES – AN ADOLESCENT BRAIN ]

ATTAINING MATURITY / WINDOWS OF VULNERABILITY [ WAVES OF CHANGES – AN ADOLESCENT BRAIN ] ATTAINING MATURITY The frontal lobes, last to receive their myelin coating, playa crucial role in choosing proper behavior, inhibiting inappropriate behaviors and selecting the best actions for meeting goals. If not fully myelinated, a teenager’s brain may not be well…

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DEVELOPMENT RATES / GENDER DIFFERENCES / GAINING CONTROL ( WAVES OF CHANGES – AN ADOLESCENT BRAIN )

DEVELOPMENT RATES / GENDER DIFFERENCES / GAINING CONTROL ( WAVES OF CHANGES – AN ADOLESCENT BRAIN ) DEVELOPMENT RATES As the child grows into an adolescent, different regions of the brain develop at different rates. For example, the regions that govern reflexes and the ability to process new information are as mature in a teenager’s…

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LEARNING LANGUAGE [ BRAIN DEVELOPMENT ]

LEARNING LANGUAGE [ BRAIN DEVELOPMENT ] The enhancement and pruning of neural networks occurs most apparently as the baby begins to develop language. Spoken languages can sound very different from each other. In all, human languages produce about 200 different spoken sounds, called phonemes. Spoken English contains just over one-sixth of those possible sounds. Brain…

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CHANGES IN PLASTICITY OR ALBERT & THE RAT

CHANGES IN PLASTICITY OR ALBERT & THE RAT CHANGES IN PLASTICITY By the time a baby is three or four months of age, its behavior provides clues to its having reached new milestones in brain development. At that age, individual infants differ widely in their reaction to events and in their patterns of brain activity…

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NEURAL DARWINISM [ NEWBORN ]

NEURAL DARWINISM Some scientists argue that as the brain incorporates new experiences and makes new connections among neurons, it expresses a form of evolution through the competition of its various neural networks. Nobel Prize-winning neuroscientist Gerald Edelman suggests that the brain’s many networks vie against each other in “neural Darwinism.” While genes determine how the…

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A GOOD START FOR THE PREGNANT MOTHER

A good start for the pregnant mother – diet/prevention/risk EAT WELL The first, and easiest, thing a mother to be can do is to eat for two: This doesn’t mean doubling up on servings it means remembering that the vitamins and minerals from a well-balanced diet not only nourish mom’s brain and body but the…

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NEW BORN BRAIN – SUPPORT & SURVIVAL

NEW BORN BRAIN – SUPPORT & SURVIVAL Migrating neurons are helped along by glial cells. They support and nourish the neurons on their journeys. Some help regulate the neurons’ metabolism, and others coat the nerve cells’ axons with myelin, a fatty substance that provides electrical insulation and thus controls the speed of communication along neural…

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NEURON & UNDERSTANDING MIGRATION – NEW BRAIN

NEURON MIGRATION The most dynamic growth occurs in the cerebral cortex, the largest and outermost layer of the brain.During the first months of fetal development, when 250,000 new nerve cells are being created every minute, neurons begin to take on specialized tasks. First, they inch their way from where they were formed by cell division…

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A NEW BRAIN FROM THE WOMB TO CHILDHOOD

A NEW BRAIN FROM THE WOMB TO CHILDHOOD WHEN SPERM meets egg, the merger of a father’s and mother’s DNA triggers the start of a new life. Encoded in the tens of thousands of genes that make up a human being are a substantial fraction that will create the brain and central nervous system. You…

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EVOLUTIONARY CULES OR PAVLOV’S DOGS

EVOLUTIONARY CLUES OR PAVLOV’S DOGS EVOLUTIONARY CLUES Some of humanity’s evolutionary history can be observed in the development of a human fetus. As chicken and human embryos develop, for example, they experience a stage where they both have a tail, as well as arches and slits in their neck remarkably like the gill slits and…