NEUR 2600 Lecture Notes - Auditory Cortex, Frontal Lobe, Paul Broca
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Your auditory cortex is like a piano.
Localization of function
Proposed that the cortex was a bark that covered the brain
Rene Descartes (1596 - 1650)
Gall argued that the cortex is brain
Franz Joseph Gall
The origin of Gall's theory of localization of function was that people with bug eyes had
Correlated the life history of the person and their skull (why one is good at music,
Discovered that fibers from the cortex go to the spinal cord
Phrenology - from the Greek for Mind - so study of the mind
Sputzheim measures the skull of a subject in order to describe her personality
Perhaps its legacy is that many people still think they can make conclusions about others on the
basis of appearance
Not available in Gall's time
Problem: The experimental method
Theory - Hypothesis - Independent Groups - Statistical Comparison
Gall's officer was unable to speak after a sword pierced his eye
Ernest Aubertin and Pierre Gratiolet debated about the sense of nonsense of a language centre in
the frontal lobe. Gratiolet was convinced that the brain works as a whole.
Auburtin declared that we would renounce the idea of cerebral localization if a single case could be
Demonstrated in which the loss of the faculty of articulate language is found without a lesion in the
Loss of Speech Chronic Softening and Partial Destruction o the Anterior Left Lobe
of the Brain
Lateralization of function
Lose ability to speak if they have the wrong
Broca's area - Broca's aphasia
He had a whole in the front part of the brain.
Brain and Behavior Page 1
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