Cerebral localization was also supported by the findings of Paul Broca and Carl Wernicke. Broca determined that damage to an area in the lower left frontal lobe affected speech, which later became known as Broca’s area. Using this as a starting point, Carl Wernicke found that damage to the back portion of the left temporal lobe resulted in an impairment with understanding language; this area was named as Wernicke’s area. Later researchers discovered areas in the brain for controlling movement and sensation, which would become, respectively, known as the motor and sensory strip. Through...
... middle of paper ...
...system sections; therefore supporting the idea that the concept behind the theory of reflex conduction was faulty.
Lashley analyzed reactions to form his second reason to demonstrate the inadequacies in the current theories and turned to experimental studies performed on animals to observe their motor activities for support. An animal trained to pass through a maze may do it quickly and seamlessly once but then do it slowly another trial; however, an injured cerebellum would result in correct movement throughout the maze. Another experimental study was mentioned in which observed animals with immobilized limbs during training and their motor reactions with that limb after training. The information gathered from those mentioned cases, Lashley concluded that behavioral reactions can occur even when no specific associations have been formed with certain muscle groups.
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