Lecture 9 Flashcards
Subcortical attentional System is responsible for ______
Alerting.
primitive, general level of arousal and alerting.
Posterior attentional System is responsible for ______
Orienting.
Direction of attention in space; based on sensory information.
Anterior attentional System is responsible for ______
Executive Control
Sustain attention to objects or events, select based on abstract information; switch among tasks.
Anterior cingulate cortexโs function
ืืฉืื ืืืืืื ืืฉืืฉ ืืืื ืืื ืื ืืฆืืื ืืชืืจืืช ืขื ืืงืฉื ืฉืื ื, ื ืืืืจ ื evaluation
Orbitofrontal cortexโs function
ืงืฉืืจ ืืืื ืืืืืฆืื: ืืืืฉืื ืืืืื ืืืฉื ืืื ืื ืื.
Vigilance tasks (tonic alerting)
ืืขืืื ืืื ืืกื ืืืืืืฅ ืืฉืจืืืื ืืืื ืฆืืื.
ืืืจืฉ ืืงืืฉืช ืงืฉื ืืืืจื ืืื ืืืืฉื.
Cueing tasks - warning (phasic alerting)
ืจืืืื ืืืจืื ืืืืกืืคืื ืืืจืื ืงืื ื ืืกืฃ ืืืืืงืื ืขื ืืื ืืื ืืฉืคืืข ืขื ืืืืืืช ืฉืื ืืืฆืข ืืช ืืืืื.
The locus coeruleus
Very important for the subcortical alerting system
is activated following a warning signal, sympathetic system, fight or flight, reflexes.
ืชืคืงืื ืืฉืื ืืืฆืืจืช ื ืืืจืืคื ืคืจืื ืื ืืืจื ืืืจื ืืื ืฉืืืืืจืื ืืช ืืขืจื ืืช.
RH is involved in _____, while LH is involved in _______
Slower, tonic alerting
Rapid, phasic alerting
Tonic & neurotransmitters means:
ืืจืื ืืืฆืืื ืฉื ืืืคืจืฉื
Phasic & neurotransmitters means:
ืืคืจืฉื ืชืืืืช ืืืจืื ืืกืืื, ืงืฆืืืช
Interparietal sulcusโs role in attention
ืืฉืื ืืืชืืงืืืช ืืืจืื
TPJโs role in attention
Circuit breaker: breaking the focus of attention on invalid trials.
Perspective taking
Anticholinergic drugs
ืืขืืืื ืืืืืืช ืืขืฉืืช ืืืจืืื ืืฆืื
injected into the parietal lobe have large effects
on the ability to shift attention to the target.
What ability is needed to perform well on Stroop?
Inhibitory control including inhibiting automatic/ prepotent response.