Adrian Zwyssig
Molecules Are Not Enough! Overcoming Students' Overgeneralization Tendencies by Comparing and Contrasting
Chimia
eeg correlates range psycholinguistic word properties used investigate time course access psycholinguistic information visual word recognition neurophysiological responses recorded visual lexical decision task submitted linear regression analysis first 10 psycholinguistic features 300 stimulus words submitted principal component analysis yielded four orthogonal variables likely reflect separable processes visual word recognition word length letter ngram frequency lexical frequency semantic coherence words morphological family since lexical decision task required subjects distinguish words pseudowords binary variable lexicality also investigated using factorial design wordpseudoword differences eventrelated potential first appeared 160 ms word onset however regression analysis eeg data documented much earlier effect word length letter ngram frequency around 90 ms lexical frequency showed earliest effect slightly later 110 ms semantic coherence significantly correlated neurophysiological measures around 160 ms simultaneously lexicality effect source estimates indicated parietotemporooccipital generators factors length letter ngram frequency word frequency widespread activation foci left anterior temporal lobe inferior frontal cortex related semantic coherence later stages 200 ms variables exhibited simultaneous eeg correlates results indicate information surface form meaning lexical item first accessed different times different brain systems processed simultaneously thus supporting cascaded interactive processing models