Textbook Reading Notes - 9/20/10 Origins of Mind (Notes...

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9/20/10 Origins of Mind (Notes Continued) Evolution and Information Heredity Evolution as a search process o Search for optimal information o Humans inherit some information about how to live o If the ideas and concepts are successful—they get passed on Major Transitions in Evolution (there are more listed in reading) o Transition from Asexual clones to sexual populations o From single celled to multi-celled organisms o From primate societies to societies with language and culture Chimpanzee is the closest living relative that we have o Bipedalism o Fossils of various transitional forms of chimps and how they relate to us Increased Cognitive Capacity o Steadily increasing brain size o 2 mya—notable jump in brain size, last 200,000 years it basically got as big as it could o Brains have increased in size faster than our bodies have increased in size Human brian is about 3 TIMES larger than we would expect for a primate brain We have enormous brains—absolute and relative o Big brains= Early birthing Our kids our almost born “half done” They can’t walk right away like most other species can—they can’t for another 9 months or so Fontenelle—on top of baby’s head—brain is not fully developed, the cranium is not fully fused Have to give birth before it is fully developed otherwise the mother won’t be able to give birth
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This note was uploaded on 02/13/2011 for the course ANTHRCUL 101 taught by Professor Kirsch during the Summer '08 term at University of Michigan.

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Textbook Reading Notes - 9/20/10 Origins of Mind (Notes...

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