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EMOTIONAL CONTROL

EMOTIONAL CONTROL Further research indicated a difference between adults and children in their ability to lessen emotional responses. Mario Beauregard of the University of Montreal demonstrated the importance of age in emotional control with a two-part experiment. In the first part, he performed fMRIs on women between ages twenty and thirty, and on girls between…

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MATURITY – FINDING BALANCE AS THE BRAIN AGES [ REGISTERING EMOTIONS ]

MATURITY – FINDING BALANCE AS THE BRAIN AGES AFTER ADOLESCENCE, the brain transitions into adulthood. A fully functioning prefrontal cortex is the highest expression of the human brain. The balance of reason and emotion marks the emergence of the adult brain. Only in functional adulthood does society expect a person to have the ability to…

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JOHN NASH’S LONG JOURNEY

JOHN NASH’S LONG JOURNEY ECONOMIST and mathematician John Forbes Nash, Jr., started hearing things when he was young. He became convinced that aliens were communicating through the New York Times, and he rambled through Europe in a vague quest of becoming a refugee. At Princeton University he scribbled late into the night on blackboards, earning…

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ADHD – CAUSES & TREATMENTS [ WAVES OF CHANGES

ADHD – CAUSES & TREATMENTS [ WAVES OF CHANGES ] Research points to a lack of efficient dopamine use in the brain of those with ADHD. Medications such as Ritalin, Cylert, and Dexedrine increase the amount of dopamine and other neurotransmitters, either through introducing more of them into the synapses or inhibiting their reuptake so…

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SIGNS OF ADHD [ WAVES OF CHANGES – AN ADOLESCENT BRAIN ]

SIGNS OF ADHD [ WAVES OF CHANGES – AN ADOLESCENT BRAIN ] Children with ADHD typically squirm and cannot sit still, have trouble playing quietly, have difficulty managing their time, talk all the time, fail to focus on the details of their school lessons, and are easily distracted. The disorder usually appears before age seven,…

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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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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…

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EPILEPSY / TYPES OF EPILEPTIC SEIZURES / CAUSES & TREATMENT

EPILEPSY On a summer day, storm clouds can suddenly gather and transform an afternoon of sunshine into a violent monster of rain, hail, lightning bolts, and the occasional twister. Sunlight and warmth get blotted out. So it is with the nervous system. The brain’s higher functions, working in harmony with the body, promote consciousness and…

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MAPPING SEIZURES [ THE NERVOUS SYSTEM ]

MAPPING SEIZURES [ DELICATE BALANCE – THE NERVOUS SYSTEM ] Seizures may occur in any part of the brain; their point of origin often can be mapped. Some occur as a result of lesions in specific domains. Nineteenth-century doctor John Hughlings Jackson, an aloof but meticulous researcher, posited that lesions would produce two effects. He based…

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SEIZURES [ DELICATE BALANCE ( THE NERVOUS SYSTEM ) ]

SEIZURES [ DELICATE BALANCE – THE BRAIN’S EQUILIBRIUM ( THE NERVOUS SYSTEM ) ] Abnormal electrical activity in the brain produces seizures, which have a broad range of manifestations. Some are so minor that they may occur unnoticed, while others can cause violent spasms and convulsions. Victims may even lose consciousness. They can be a…