Understanding the Brain, By Default
- PMID: 29703375
- DOI: 10.1016/j.tins.2018.03.004
Understanding the Brain, By Default
Abstract
In 2001 Raichle and colleagues showed that, at rest, brain activity fluctuates near a metabolically active equilibrium: a 'default mode' of brain function. This finding broke ranks with the prevailing 'task-rest' dichotomy to position the brain as continuously active, balancing the deployment of resources according to current and anticipated needs.
Keywords: default mode; fMRI; oxygen extraction fraction; positron emission tomography; resting state.
Crown Copyright © 2018. Published by Elsevier Ltd. All rights reserved.
Comment on
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A default mode of brain function.Proc Natl Acad Sci U S A. 2001 Jan 16;98(2):676-82. doi: 10.1073/pnas.98.2.676. Proc Natl Acad Sci U S A. 2001. PMID: 11209064 Free PMC article.
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