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Modulation of prefrontal cortex activity by information toward a decision rule.

Publication ,  Journal Article
Huettel, SA; Misiurek, J
Published in: Neuroreport
August 2004

We used fMRI to investigate how the information content of a stimulus influences activity in brain systems that support decision making. Subjects learned decision rules that were based upon the color, shape, or fill pattern of a series of stimuli. Each stimulus was classified by its information content, defined formally by the decision rules it excluded. While activity in dorsolateral prefrontal cortex (dlPFC) increased with increasing stimulus information, activity in the striatum did not. In contrast, within both the striatum and dlPFC, stimuli consistent with the rule evoked greater activity than stimuli inconsistent with the rule. This dissociation indicates that dlPFC supports modification of sets of stimulus-response contingencies while the striatum supports stimulus-specific learning.

Duke Scholars

Published In

Neuroreport

DOI

EISSN

1473-558X

ISSN

0959-4965

Publication Date

August 2004

Volume

15

Issue

12

Start / End Page

1883 / 1886

Related Subject Headings

  • Reaction Time
  • Prefrontal Cortex
  • Photic Stimulation
  • Oxygen
  • Neurology & Neurosurgery
  • Mental Processes
  • Male
  • Magnetic Resonance Imaging
  • Image Processing, Computer-Assisted
  • Humans
 

Citation

APA
Chicago
ICMJE
MLA
NLM
Huettel, S. A., & Misiurek, J. (2004). Modulation of prefrontal cortex activity by information toward a decision rule. Neuroreport, 15(12), 1883–1886. https://doi.org/10.1097/00001756-200408260-00009
Huettel, Scott A., and Judyta Misiurek. “Modulation of prefrontal cortex activity by information toward a decision rule.Neuroreport 15, no. 12 (August 2004): 1883–86. https://doi.org/10.1097/00001756-200408260-00009.
Huettel SA, Misiurek J. Modulation of prefrontal cortex activity by information toward a decision rule. Neuroreport. 2004 Aug;15(12):1883–6.
Huettel, Scott A., and Judyta Misiurek. “Modulation of prefrontal cortex activity by information toward a decision rule.Neuroreport, vol. 15, no. 12, Aug. 2004, pp. 1883–86. Epmc, doi:10.1097/00001756-200408260-00009.
Huettel SA, Misiurek J. Modulation of prefrontal cortex activity by information toward a decision rule. Neuroreport. 2004 Aug;15(12):1883–1886.

Published In

Neuroreport

DOI

EISSN

1473-558X

ISSN

0959-4965

Publication Date

August 2004

Volume

15

Issue

12

Start / End Page

1883 / 1886

Related Subject Headings

  • Reaction Time
  • Prefrontal Cortex
  • Photic Stimulation
  • Oxygen
  • Neurology & Neurosurgery
  • Mental Processes
  • Male
  • Magnetic Resonance Imaging
  • Image Processing, Computer-Assisted
  • Humans