SCARTELLI PSYCH NOTES 10 01 Assoc Areas of Cortex Aphasia Brain based language disorder Broca s Aphasia Damage to Broca s area L frontal lobe for most UNDERSTAND what is heard CAN T formulate response Wernicke s Aphasia Damage to Wernicke s area usually L temple lobe Unable to understand speech Unable to produce meaningful language Can string together words but MEANINGLESS Language is primarily a LEFT hemisphere activity for MOST individual See diagram on Blackboard Learn Spatial Neglect Damage to assoc areas of RIGHT hemisphere Inability to recognize objects or body parts in the LEFT visual field Ex Make up on right side face but not the left Also patient seems not to be aware not care Sometimes you can train them but it s difficult to do so Split Brain Research Study patient s w severed corpus callosum Messages only go to one of the brain Demonstrates R L specialization Left side of the brain Controls RIGHT side of body Spoken written language Logic reasoning Numerical thinking math Process info sequentially Also in logic reasoning likes rules Right side of the brain Controls LEFT side of body Emotional thinking expression Spatial perception faces patterns maps Music processing recognize melodies Processes info globally Are people really right or left brained What are they Males Overall larger brain at any given size Language more strongly laterized left Females Corpus Callosum larger at any given size Language more likely shared by sides Why Nature Nurture In most one side seems to dominate logical vs intuitive artistic BUT sides work together for complex tasks Why are they like this Opportunities exaggerate due to experience 10 of people are left handed 50 presidents are left handed Left handed people are more likely to succeed being tall left handed Increased accident death rates being left handed No Salaries Mixed Higher college 15 Lower for total More varied Other Advantages to being left handed Sports advantage because righties are less familiar Less familiar w creativity Learning change in behavior due to experience or practice Ability to profit from experience vs maturation Brain physically changed to record what s learned Assumption 3x kinds of learning Classical conditioning Think automatic reflexive and involuntary Associated stimuli that occur together Operant Conditioning Think voluntary Associated behavior w consequences reward punish Observational Learning social learning theory Learn by watching Learn to make a reflex response to a stimulus other than the original natural stimulus that produces reflex Works w classical operant IVAN PAVLOV early 1900s Russian physiologist Discovered classical conditioning Classical conditioning Unconditioned unlearned naturally occurring automatic Unconditioned Stimulus UCS Thing that leads to involuntary response naturally food Unconditioned Response UCR Body reaction or emotion Involuntary automatic response salivate Conditioned Learned Conditioned Stimuli CS Conditioned Response CR Learned response to a CS CR vs UCR salivate Know the following UCS Natural Trigger auto case CS Learned Trigger used to be neutral UCR Natural auto effect emotion or bio Stimuli once neutral that triggers reflex after paired w UCS bell CR learned effect
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