behavioura neuro lecture 13 - decision making
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5 Terms
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basal ganglia
key parts: striatum, globus pallidus, substantia nigra, thalamus subthalamic nucleus
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dopamine direct pathway
cortex signals striatum, striatum inhibits globus pallidus internal and substantia nigra reticula, GPi and SNr disinhibit thalamus, thalamus excites cortex
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dopamine indirect pathway
cortx sends signal to striatum, striatum inhibits globus pallidus external, GPe disinhibits subthalamic nucleus, STN excites GPi and SNr, GPi and SNr hyper inhibit thalamus
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deliberation
comparing values of alternative actions and outcomes
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