Cited by 157Neural and Behavioral Psychology StudiesDecision-Making and Behavioral EconomicsNeurotransmitter Receptor Influence on Behavior

Selective activation of the nucleus accumbens during risk-taking decision making

Matthews, Scott C., Simmons, Alan N., Lane, Scott D., Paulus, Martin P.·2004·NeuroReport

Abstract

This study implemented a risk-taking task during fMRI to probe the brain circuitry involved in risk-taking decision-making in 12 healthy control subjects. Partially supporting the initial hypotheses, deliberation prior to selection of safe relative to risky responses generated greater activation in the inferior frontal cortex, superior temporal gyrus, and middle temporal gyrus; and deliberation prior to selection of risky relative to safe responses generated greater activation in medial frontal cortex, occipital cortex, nucleus accumbens and caudate. Additionally, accumbens activation correlated positively with the harm avoidance subscale of the Temperament and Character Inventory (TCI) 125. These findings may provide target neural systems to study in subjects who exhibit problematic risk-taking behaviors and may partially explain why certain risky behaviors occur.

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Crossref · 10.1097/00001756-200409150-00025

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5 of 5 references verified0 citation errors · 0 not checkable

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  • A number of studies have shown increases in activity in the nucleus accumbens immediately prior to making risky choices on monetary-risk paradigms.

    “A number of studies have shown increases in activity in the nucleus accumbens immediately prior to making risky choices on monetary-risk paradigms (Kuhnen & Knutson 2005; Matthews et al. 2004; Montague & Berns 2002)”

    From <i>The Adolescent Brain</i> (2008) · cites this paper as Matthews et al. 2004

  • Risk taking is associated with an increase in accumbens activity that is exaggerated in adolescents, relative to both children and adults.

    “In contrast, risk taking is associated with an increase in accumbens activity (Kuhnen & Knutson 2005; Matthews et al. 2004; Montague & Berns 2002) that is exaggerated in adolescents, relative to both children and adults (Ernst et al. 2005; Galvan et al. 2006).”

    From <i>The Adolescent Brain</i> (2008) · cites this paper as Matthews et al. 2004

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Authors
Matthews, S. C., Simmons, A. N., Lane, S. D., & Paulus, M. P.
Affiliations
University of California San Diego (US)
Venue
NeuroReport
Published
2004-09
Volume
15
Issue
13
Pages
2123-2127
ISSN
0959-4965 (ISSN-L)
OpenAlex
W2131771506
Cited by
157
References
5
Citations by year
2026: 3 · 2025: 2 · 2024: 3 · 2023: 6 · 2022: 8 · 2021: 2 · 2020: 1 · 2019: 5 · 2018: 12 · 2017: 5 · 2016: 8 · 2015: 7 · 2014: 10 · 2013: 9 · 2012: 9
FWCI
2.52
Type
journal article
Language
en
Open access
closed
Locations
  • Neuroreport (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • University of California, San Diego
  • National Institute on Drug Abuse (R21 DA 13186, R01DA016663, R01DA15392, R21DA013186, R01DA015392)
Topics
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Neural and Behavioral Psychology Studies
  • Social Sciences › Decision Sciences › General Decision Sciences › Decision-Making and Behavioral Economics
  • Life Sciences › Neuroscience › Cellular and Molecular Neuroscience › Neurotransmitter Receptor Influence on Behavior
Keywords
nucleus accumbens, risk-taking, decision-making, deliberation, harm avoidance, temperament, caudate nucleus, inferior frontal cortex, medial frontal cortex, neural circuits
MeSH terms
Adult, Decision Making, Female, Humans, Functional Laterality, Magnetic Resonance Imaging, Male, Middle Aged, Nucleus Accumbens, Oxygen, Personality Inventory, Reaction Time, Risk-Taking

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