Lecture 5-Brain - Brain and Behavior Case 26 Extreme...

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Unformatted text preview: Brain and Behavior Case 26: Extreme Agitation Lobotomy Site Portions of the frontal lobe are separated from connecting areas Procedure Results: Intellect “spared” Lobotomy & Psychosurgery • Moniz won 1949 Nobel Prize • 50,000 in U.S. 1945-1955 • Unpredictable outcomes, yet irreversible • More minor cingulotomies and other microsurgeries sometimes done today How does Brain create Mind? Regions of the Brain: Brain Stem Limbic System Cerebral Cortex Hemispheres: Lateralization The Split Brain The Brain BRAINSTEM: Basic Life Functions Limbic System: Regulation • Thalamus – Sensory relay station • Hypothalamus – Regulates glands, autonomic NS • Hippocampus – Memory formation • Amygdala – Fear, anger, aggression Cerebral Cortex in Animals Head Injury in Contact Sports Concussion – Alteration of mental state caused by trauma to the head • Axons can be stretched, • twisted, or sheared • Symptoms include • slurred speech, • confusion, dizziness, • unconsciousness Cortex Electroencephalogram...
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This note was uploaded on 12/06/2009 for the course BIO 225 taught by Professor Pavgi during the Spring '08 term at University of Michigan.

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Lecture 5-Brain - Brain and Behavior Case 26 Extreme...

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