The Cerebral Cortex

The Cerebral Cortex - The Cerebral Cortex The Frontal Lobe...

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The Cerebral Cortex The Frontal Lobe 0. The back of the frontal lobe is defined by the large groove called the central sulcus. 1. The bottom is defined by the groove called the lateral fissure. 2. General functions: Phineas Gage 0. The Story of Phineas Gage, the railroad worker: 1. In 1861, he was injured when a dynamite blast drove an iron rod through his skull and the frontal lobes of his brain.
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2. He survived with no impairment of intelligence, memory, speech, or movement. 3. He became irresponsible, profane, and had difficulty interacting with others. 4. This gave scientists the first clues that the frontal area was involved in personality. Lobotomies 3. Prefrontal lobotomies were conducted during the 1940’s and 1950’s and were rather crude procedures. 4. This procedure disconnected the prefrontal area from the rest of the brain 5. Was originally used to treat severe schizophrenia, but was later used with milder problems. 6. Many of the recipients became childlike, unemotional, distractible, and had difficulty living on their own. 7. Drugs replaced the procedure Specific areas of the frontal lobe Broca’s area 8. Broca’s area 9. For most people, this is on the left side of the brain only 10. This area:
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The Cerebral Cortex - The Cerebral Cortex The Frontal Lobe...

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