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Published on: June 30, 2020
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Neural Processing of Morphology During Reading in Children
Bechor Barouch1, Yael Weiss2, Tami Katzir3
1Psychology Department and Institute for Information Processing and Decision Making, University of Haifa, 199 Aba Khoushy Ave., Mount Carmel, Haifa 3498838, Israel.
Neuroscience
|January 13, 2022
Summary
Children
Area of Science:
- Neuroscience
- Developmental Psychology
- Linguistics
Background:
- Morphological segmentation is crucial for reading in children and adults.
- Neural basis of morphological processing during development is not well understood.
- Language structure and orthographic transparency influence morphological processing.
Purpose of the Study:
- Investigate developmental changes in neural basis of morphological processing.
- Examine effects of age, reading skill, language structure, and orthographic transparency.
- Utilize Hebrew's rich morphology and dual-transparency script for unique insights.
Main Methods:
- fMRI scans of 2nd-3rd and 5th-6th graders reading Hebrew nouns aloud.
- Stimuli included mono-morphemic and bi-morphemic words.
- Words presented with and without diacritics to vary orthographic transparency.
Main Results:
- Greater activation for mono-morphemic over bi-morphemic words in anterior temporal gyri (bilateral middle and superior).
- This effect was more pronounced in transparent script (with diacritics).
- Results differed from adult findings (left frontal activation in non-transparent script).
Conclusions:
- Young Hebrew readers show early sensitivity to morphological structure.
- Suggests a developmental shift in morphological processing during reading.
- Children's processing may rely more on semantics and benefit from orthographic transparency, unlike adults who may use morpho-phonological segmentation to overcome opacity.
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