PSYCH 120A Chapter Notes - Chapter 7.1: Phineas Gage, Frontal Lobe, Prefrontal Cortex
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Ignoring or inhibiting information that has already been perceived. 3: scheduling a sequence of activities, monitoring performance. Baddeley"s model of working memory: separate short term stores for verbal and visual info and a central exec that operates on contents of storage. Phineas gage: tamping iron driven into head behavior changed radically. Some patients have normal iq but are incapable of leading anything like a normal life. Cognitive processes intact but can"t organize and control them. Dr. p: deprived of oxygen to brain during minor surgery damage to frontal lobes. Compromised ability to plan, adapt to change and act independently. Intelligence still intact but severe dysfunction in daily life. Could only do things that had a rigid structure and didn"t require planning. Frontal lobe syndrome: can"t sequence activities to reach goals. Prefrontal cortex (pfc): part of the frontal lobe that is responsible for executive processes.
