Week 9 Executive Functions Flashcards
Give a sound bite describing executive functioning
processes which allow a person to engage in independent, flexible, purposive, self-serving behaviour
What are executive function
working memory, inhibition, shifting, give rise to higher functions - planning, attention, motivation, social skills, insight, judgement,
Talk about the Miyake (2000) 3
inhibition - ability to override prepotent responses to deal with novel situation and goal directed behaviour,
flexibility - ability to shift between tasks
updating - ability to carry out a task whilst keeping in mind other goals
Talk about hot and cold EF
Hot = affective, emotional processes Cold = cognitive processes
When are executive functions required?
1. planning and decision making 2 error detection and trouble shooting 3. non automatic or novel responding 4. dangerous or technically complicated responses 5. need to overcome habit or temptation
Name some functions and tests of the DLPFC
WM, planning sequencing, attention, inhibition, cog flex, abstract reasoning.
FAS, digit span backwards, tower of hanoi/london, stroop wisconsin
Name some function and test of the OFC
mediation of emotional and social responses, excessive involvement in pleasure seeking, lack of empathy, socially inappropriate behaviour, inhibition
FAS, sentence completion (inhibition - the captain went down with the sinking ___) becharas gambling task
Name some functions and tests of the medial frontal cortex (ACC)
response monitoring, error detection, deciding between competing responses, motivation or drive behaviour
deficits - apathy, flat affect, decision making probs
tests - questionnaires. measuring motivation
What are norman and shallice’s 4 components of cognitive function?
units (of behaviour)
schema
contention scheduling - related to routine activities
SAS - related to executive components
