psychslides[6] - they are in Major Achievements in Brain...

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Brain Development - Ages of Growth Brain is as developed as most primates at 5 mos. prenatal dev. By birth we have all of our neurons At birth brain is 25% weight of adult brain By age 2 it’s 75% of adult brain weight By 16 brain is at full adult weight
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Major Achievements in Brain Development Brain growth spurt takes place in 3rd trimester and during 1st 2 years after birth è Proliferation Neurons multiply rapidly in prenatal pd. (250,000 per minute) Approximately ½ will die during early years
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Major Achievements in Brain Development Neural Migration and differentiation è Neurons migrate to specific areas in the brain è Neurons are interconnecting with ea. Other è Neurons will take on the function of the brain area
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Unformatted text preview: they are in Major Achievements in Brain Development Synaptogenesis Neurons get larger and heavier Neurons get myelin sheath to increase information transfer Neurons will connect with each other dependent on environment experience Use it or lose it Brain Lateralization Separation and integration of functional systems within cerebral hemispheres of brain Left hemisphere (LH) controls right body side LH involved in speech and language Right hemisphere (RH) controls left body side RH involved in processing emotions, music, spatial imagery Lateralization begins by birth but mostly in place by age 5...
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psychslides[6] - they are in Major Achievements in Brain...

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