PSY 449 Lecture Notes - Lecture 12: Orbitofrontal Cortex, Frontal Lobe, Executive Functions

• School: University of Oregon
• Department: Psychology
• Course: PSY 449
• Professor: Christina Karns

Document Summary

Cognitive control: working memory (maintenance and manipulation, goal planning, selection (and strategic retrieval) inhibitory control, task switching, monitoring. Executive functions: planning behavior integration of sensory signals with other info, plans for motor action, short-term memory (vs. ltm, holds a goal in mind, continue actions that support goal. Prefrontal cortex (pfc): cognitive control, executive function: control of goal-directed behavior (lateral pfc, monitoring behavior (anterior cingulate cortex; acc), error detection. Major subdivisions of the pfc: lateral pfc: working memory, cognitive control, orbitofrontal cortex ofc: signaling the emotional value and expectation of reinforcement, ventromedial vmpfc: emotion regulation, decision making, (e. g. planning, impulse control, delay of gratification, empathy) Working memory: bianchi"s focal point of consciousness : reflexive movements, loss of goal-oriented behavior, use of monkeys trying to grab food. Monkey matching trials and working memory: delayed task find the food after a delay/screen placed in front of the food, associative task (plus and minus, not impaired by lateral pfc.