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Short-term Internet-search practicing modulates brain activity during recollection
Guangheng Dong1, Marc N Potenza2
1Department of Psychology, Zhejiang Normal University, Jinhua, Zhejiang Province, PR China.
Neuroscience
|August 25, 2016
Summary
Practicing internet searching for six days improved search efficiency and reduced response times without affecting memory recall accuracy. Brain imaging revealed decreased activation in key memory and executive processing regions.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Human-Computer Interaction
Background:
- Internet searching significantly impacts information retrieval and processing.
- Understanding how search practice affects cognitive functions is crucial for optimizing digital information engagement.
Purpose of the Study:
- To investigate the effects of short-term internet search practice on human recollection processes.
- To examine behavioral and neuroimaging changes associated with internet search skill acquisition.
Main Methods:
- A pre-test/post-test design was employed with an experimental group (n=43) and a control group (n=16).
- Participants underwent six days of internet search practice.
- Behavioral data (response times, accuracy) and functional neuroimaging data were collected and analyzed.
Main Results:
- The experimental group demonstrated improved behavioral performance, with shorter response times and maintained accuracy in recollection post-practice.
- Neuroimaging revealed decreased brain activation in the middle frontal and temporal gyri in the experimental group during recall after practice.
- No significant changes in behavioral performance or brain activation were observed in the control group.
Conclusions:
- Six days of internet search practice enhances search efficiency and cognitive processing speed.
- Neuroimaging findings suggest a neural adaptation in memory and executive control regions with increased search proficiency.
- Internet search practice can optimize information retrieval without compromising the accuracy of long-term memory recall.
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