Psychology 1100E Lecture Notes - Lecture 5: Phineas Gage, Frontal Lobe, Sperry Top-Sider
27 Sep 2018
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He became fitful, impatient, unable to execute plans and lost his job as a foreman due to his rashness. The brain may have repaired itself through hard work. When inverted the subject could not properly describe what he had seen: right brain deals with math and logic. Hemisphere specialization: corpus callosum connects the two, contralateral: left-side goes to right brain, right side to left brain. Language is primarily left brain: 90% of people are right handed, 95% of right handers have left-brain language processing. Sperry (1970s) and split-brain research: severed corpus callosum to alleviate elliptic seizures, does not cause longstanding pro(cid:271)le(cid:373)s or at least does(cid:374)"t appear to. Two aspects of neural plasticity the effects of early experience on brain development and recovery from brain damage are the forefront of current research: not limited to early development, can still enhance neurological functions.
