Processing of different word list lengths during encoding and retrieval in Broca’s area
Viktors Veliks, Aleksandrs Kolesovs, Juris Porozovs, Dmitrijs Igonins · 2026
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Description
Viktors Veliks and colleagues measured in 2026 how brain activity in Broca's area changes as word lists grow from tiny to very long. Broca's area helps handle verbal information, including memory. Twenty-three volunteers memorized and later recognized Latvian noun lists split into short, medium, and long sets, the longest reaching 225 words.
Electrical recordings from two scalp sites over the region fed a time-frequency analysis. Encoding and retrieval patterns differed clearly for lists up to about fifty words. Beyond that length, the patterns grew more alike, as if the system had hit a ceiling. Correct answers and mistakes also produced distinct signals at several lengths. Power changes over time followed a curved, nonlinear shape during both taking in and recalling words. The authors discuss separate mechanisms for correct recognition versus errors.
Catalog record
| CREATOR | Viktors Veliks, Aleksandrs Kolesovs, Juris Porozovs, Dmitrijs Igonins |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 28 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |