Activation in a Frontoparietal Cortical Network Underlies Individual Differences in the Performance of an Embedded Figures Task
2011

Brain Activation During the Embedded Figures Task

Sample size: 16 publication 10 minutes Evidence: moderate

Author Information

Author(s): Walter, Dassonville, Paul

Primary Institution: University of Oregon

Hypothesis

Are identical neural areas recruited for processing the visuospatial contextual information that leads to the induced Roelofs effect and degraded performance in the Embedded Figures Task?

Conclusion

The study found that specific parietal and frontal brain regions are involved in the disembedding process required for the Embedded Figures Task.

Supporting Evidence

  • Participants showed significant differences in error rates and response times between the search and matching tasks.
  • Neural activations were observed in the parietal and frontal regions during the Embedded Figures Task.
  • Better performance on the task correlated with greater activation in specific brain regions.

Takeaway

This study looked at how our brains help us find hidden shapes in complex images, showing that some brain areas work harder for people who are better at this task.

Methodology

Participants performed a variant of the Embedded Figures Task while undergoing fMRI scanning to measure brain activity.

Potential Biases

Participants were compensated, which may introduce bias in their motivation or performance.

Limitations

The study's sample size was small, and the results may not generalize to all populations.

Participant Demographics

16 right-handed participants (12 female; ages 18–28).

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0020742

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