NATS 1860 Lecture Notes - Phineas Gage, Stone Age

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Phineas gage: he pounded on a railway, causing an explosion, and his rod went through his head. He was still alive, but the accident caused a change in personality. Stone age brain surgery: there was medical treatment, creating a hole in the skull: why would somebody want to do this: there were special instruments created to make holes in the skull. Schematic of the eyes and the brain. It involved a pathway from the eyes, and how it goes into the head, written in arabic script. Giovanni galvani, in the 19th century to show that there is a muscular reaction to electricity. It was excessively studied in the end of 18th for its properties: it could cause a muscular contraction of the frog"s legs. First emersion of the idea that there is an electrical fluid powers the muscle.

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